zone tech · 2. if the magnetic bearing of the sun at a place at noon in southern hemisphere is...

ZONE

TECH

Work Book2 ZONE TECH

1. Main principle of surveying is to work

(a) From part to whole

(b) From whole to part

(c) From higher level to lower level

(d)From lower level to higher level

2. When the curvature of earth is taken into

account, the surveying is called.

(a) Geodetic surveying

(b) Hydrographic surveying

(c) Plane surveying

(d)Preliminary surveying

3. If the area calculated form the plan plotted

with measurements by an erroneous chain,

accurate area of the plan is

(a)length of chain used

measured area × nominal chain length

(b)nominal chain length

measured area × length of chain used

(c)

2

nominal chain lengthmeasured area ×

length of chain used

(d)

2

length of chain usedmeasured area ×

nominal chain length

4. The least count of a vernier scale is

(a) Sum of the smallest divisions of main

and vernier scales

(b) Value of one division of the primary

scale divided by total number of

divisions of vernier scale

(c) Value of one division of vernier scale

divided by total number of divisions of

primary scale

(d)None of these

5. A well conditioned triangle has angles not

less than ______ and more than ______

respectively

(a) 10°, 90° (b) 20°,120°

(c) 90°, 120° (d) None of these

6. What is the true area (in acres), if the area

calculated by a chain which is found to be

0.8 link too long is 100 acres?

(a) 100.8 (b) 99.2

(c) 98.4 (d) 101.6

7. Which of the following scales is the

smallest one?

(a) 4 : 200000 (b) 1 cm = 5000 m

(c) 1 cm = 50 m (d) RF = 1/50000

8. What is the difference between the sum of

interior angles of plane triangle and

spherical triangle for area of triangle 195

square kilometre on the Earth's surface?

(a) One degree

(b) One minute

(c) One second

(d)One radian

Chapter

1FUNDAMENTAL OF SURVEY

ZONE

TECH

Survey Engineering3 ZONE TECH9. A surveyor measures a distance between

two points on a map of representative

fraction of 1: 100 is 60 m. But later he found

that he used wrong representative fraction

of 1 : 50. What is the correct distance

between the two points?

(a) 30 (b) 45

(c) 90 (d) 120

10. An area of a field is 250 square centimetres

from a shrunk map having shrunk factor of

0.9. Calculate the original area (square

metres) on the field, if the original scale of

the map is 1 cm = 50 m.

(a) 309 (b) 625000

(c) 694444 (d) 771450

11. 10 divisions of vernier scale are equal to 11

divisions of a main scale of each 0.1 mm.

What is the least count of the vernier scale?

(a) 0.009 (b) 0.01

(c) 0.1 (d) 1.1

12. The plan of a map was photo copied to a

reduced size such that a line originally 100

mm, measures 90 mm. The original scale

of the plan was 1 : 1000. The revised scale

is

(a) 1 : 900 (b) 1 : 1111

(c) 1 : 1121 (d) 1 : 1221

13. The type of surveying in which the

curvature of the earth is taken into account

is called

(a) Geodetic surveying

(b) Plane surveying

(c) Preliminary surveying

(d)Topographical surveying

14. A survey is conducted with a view to

prepare the map of an area to a scale of 1 :

1000. If a scale with least count of 0.1 mm is

used for plotting, what would be the

accuracy in length measurement in the

field?

(a) 0.325 m (b) 0.01 m

(c) 0.1 m (d) 1 m

15. For a well-conditioned triangle, one angle

should not be less than

(a) 20° (b) 30°

(c) 45° (d) 60°

ZONE

TECH


1. During chaining along a straight line, the .

leader of the party has 4 arrows in his hand

while the follower has 6. Distance of the

follower from the starting point is-

(a) 4 chains (b) 6 chains

(c) 120 m (d) 180m

2. Which of the following angles can be set

out with the help of French cross staff?

(a) 45° only

(b) 90° only

(c) Either 45° or 90°

(d)Any angle

3. The permissible error in chaining for

measurement with chain on rough or hilly

ground is

(a) 1 in 100 (b) 1 in 250

(c) 1 in 500 (d) 1 in 1000

4. Normal tension is that pull which

(a) Is used at the time of standardising the

tape

(b) Neutralizes the effect due to pull and

sag

(c) Makes the correction due to sag equal

to zero

(d)Makes the correction due to pull equal

to zero

5. The maximum tolerance in a 20 m chain is

(a) ± 2 mm (b) ± 3 mm

(c) ± 5 mm (d) ± 8 mm

6. Which of the following instruments is

generally used for base line measurements?

(a) Chain

(b) Metallic tape

(c) Steel tape

(d)Invar tape

7. If is the slope of the ground and l is the

measured distance, the correction is

(a) 2l sin2 /2

(b) 2l cos2 /2

(c) 2l tan2 /2

(d)2l cot2 /2

8. The slope correction for a length of 30 m

along a gradient of 1 in 20, is

(a) 3.75 cm (b) 0.375 cm

(c) 37.5 cm (d) 2.75 cm

9. The angle between two plane mirrors of

optical square, is

(a) 20° (b) 30°

(c) 45° (d) 60°

Chapter

2 CHAIN SURVEY

ZONE

TECH

Survey Engineering5 ZONE TECH10. A tape of length l and weight W kg/m is

suspended at its ends with a pull of P kg,

the sag correction is

(a)3 2

2

W24pl

(b)2 3

2

W24pl

(c)2 2

3

W24pl

(d)2W

24pl

11. Measuring with a 30 m chain, 0.01 m too

short, introduces

(a) Positive compensating error

(b) Negative compensating error

(c) Positive cumulative error

(d)Negative cumulative error

12. Perpendicularity of an offset may be

judged by eye, if the length of the offset is

(a) 5 m (b) 10 m

(c) 15 m (d) 20 m

13. A standard steel tape of length 30 m and

cross-section 15 × 1.0 mm was standardised

at 25°C and at 30 kg pull. While measuring

a base line at the same temperature, the pull

applied was 40 kg. If the modulus of

elasticity of steel tape is 2.2 × 106 kg/cm2,

the correction to be applied is

(a) - 0.000909 m (b) + 0.0909 m

(c) 0.000909 m (d) none of these

14. Ranging is defined as

(a) Measuring the distance from starting

point

(b) Establishing intermediate points on a

chain line

(c) The distance between end points

(d)A point on a chain line

15. The correction to be applied to each 30 m

chain for a line measurement, along a slope

of is

(a) 30(1 - cos ) (b) 30(1 - sin )

(c) 30(1 - tan ) (d) 30(1 - cot )

16. The distance between two brass rings in a

surveryor's chain is

(a) 20 cm (b) 40 cm

(c) 75 cm (d) 1 m

17. The line which is used to collect the details

of the objects in an area is called.

(a) Base line (b) Check line

(c) Main line (d) Tie line

18. The hypotenuse allowance (in m) for 30 m

long chain,if the slope is 1 : 10 is

(a) 0.1 (b) 0.12

(c) 0.15 (d) 0.22

ZONE

TECH


1. If fore bearing of a line is N 30° E, the back

bearing of the line is

(a) N 30° W (b) N 30° E

(c) S 30° W (d) S 30° E

2. If the magnetic bearing of the Sun at a place

at noon in southern hemisphere is 167°, the

magnetic declination at that place is

(a) 13 °E (b) 13 °W

(c) 77 °N (d) 23 °S

3. The fore bearing of a line CD is 324° 45'.

The back bearing of the line is

(a) 144°45' (b) 54°45'

(c) 234° 45' (d) 35°15'

4. The fore bearings of the line AB and BC are

40° and 120° respectively. The included

angle between AB and BC is

(a) 40° (b) 260°

(c) 80° (d) 100°

5. In the quardrantal bearing system, a whole

circle bearing of 293°30' can be expressed

as:

(a) S 113°30'N

(b) N 23°30'W

(c) W 23°30'N

(d)N 66°30'W

6. In the Prismatic Compass

(a) The graduated ring attached to compass

moves with sights

(b) Usage is not possible without a tripod

(c) The needle remains stationary when box

is rotated

(d)Whole circle bearings are calculate

7. If the true bearing of a line AB is 269° 30',

then the azimuth of the line AB is

(a) 0° 30' (b) 89° 30'

(c) 90° 30' (d) 269° 30'

8. The bearing of line AB is 152° 31' and angle

ABC measured clockwise is 124° 28'. The

bearing of BC is

(a) 27°52' (b) 96°59'

(c) 148°08' (d) 186°58'

9. The vertical angle between longitudinal

axis of a freely suspended magnetic needle

and a horizontal line at its pivot, is known

(a) Declination

(b) Azimuth

(c) Dip

(d)Bearing

Chapter

3 ANGULAR MEASUREMENT &

COMPASS SURVEY

ZONE

TECH

Survey Engineering7 ZONE TECH10. Magnetic declination at any place

(a) Remains constant

(b) Does not remain constant

(c) Fluctuates

(d)Changes abruptly

11. Magnetic bearing of a survey line at any

place

(a) Remains constant

(b) Changes systematically

(c) Varies differently in different months of

the year

(d)Is always greater than true bearing

12. In a perfect prismatic compass

(a) Magnetic axis and geometric axis of the

needle coincide

(b) Ends of the needle and pivot are in same

vertical and horizontal planes

(c) Pivot is vertically over the centre of the

graduated circle

(d)All the above

13. During secular variation of magnetic

meridian at different places

(a) Range of oscillations is constant

(b) Period of oscillation is constant

(c) Range and period of oscillation both

vary

(d)Period of oscillation only varies

14. The smaller horizontal angle between the

true meridian and a survey line, is known

(a) Declination

(b) Bearing

(c) Azimuth

(d)Dip

15. The dip of the compass needle

(a) Is constant

(b) Varies from place to place and is zero at

the equator and maximum at the poles

(c) Is zero at the equator and poles

(d)None of these

16. Imaginary line passing through points

having equal magnetic declination is

termed as

(a) Isogonic

(b) Agonic line

(c) Isoclinic line

(d)None of these

ZONE

TECH


1. If in a closed traverse, the sum of the north

latitudes is more than the sum of the south

latitudes and also the sum of west

departures is more than the sum of the east

departures, the bearing of the closing line

is in the

(a) NE quadrant (b) SE quadrant

(c) NW quadrant (d) SW quadrant

2. If the reduced bearing of a line AB is

N60°W and length is 100 m, then the

latitude and departure respectively of the

line AB will be

(a) +50 m, +86.6 m (b) +86.6 m, -50 m

(c) +50m, -86.6 m (d) +70.7 m,-50 m

3. Bowditch Rule is applied in the

adujustment of

(a) Open traverse

(b) Closed traverse

(c) Local attraction

(d)None of the above

4. If arithmetic sum of latitudes of a closed

traverse is Lat and closing error in latitude

is dx, the correction for a side whose

latitude is l, as given by Transit Rule, is

(a)dx

Lat

l (b) Lat

dx

l

(c) dxLat

l(d) None of these

5. The latitude of a traverse leg is obtained

by multiplying its length by

(a) Tangent of its reduced bearing

(b) Sign of its reduced bearing

(c) Cosine of its reduced bearing

(d)Cosecant of its reduced bearing

6. The operation of making the algebraic sum

of latitudes and departures of a closed

traverse, each equal to zero, is known

(a) Balancing the sights

(b) Balancing the departures

(c) Balancing the latitudes

(d)Balancing the traverse

7. Angles to a given pivot station observed

from a number of traverse stations when

plotted, the lines to the pivot station

intersect at a common point

(a) Angular measurements are correct and

not the linear measurements

(b) Linear measurements are correct and not

the angular measurements

(c) Angular and linear measurements are

correct and not the plotting of traverse

(d)Angular and linear measurements and

also plotting of the traverse are correct

Chapter

4TRAVERSE SURVEY

ZONE

TECH

Survey Engineering9 ZONE TECH8. Pick up the correct statement from the

following:

(a) The framework which consists of a series

of connected lines, the lengths and

directions of which are found from

measurements, is called a traverse

(b) The system of a series of lines which

forms a circuit which ends at the starting

point, is called a closed traverse

(c) The traverse that starts from a point

already fixed in some survey system and

ends on another such point, is called a

controlled traverse

(d)All the above

9. If the sum of northings of a traverse exceeds

the sum of southings by 1 m and sum of

eastings exceeds the sum of westings by 1

m the resultant closing error and its true

bearing are respectivley.

(a) 2 m,N 45°E (b) 1m,N 45° E

(c) 2m,N 45°W (d) 2m,N 45°E

10. If in a closed traverse, the sum of the north

latitudes is more than the sum of the south

latitudes and also the sum of west

departures is more than the sum of east

departures, the bearing of the closing line

is in the

(a) SE quadrant (b) NE quadrant

(c) NW quadrant (d) SW quadrant

11. The sum of the interior angles of a closed

traverse is equal to

(a) (2n - 4) 90° (b) (3n - 4) 90°

(c) (2n - 4) 180° (d) (3n - 4) 180°

12. In a closed loop traverse of 1 km total length

the closing errors in departure and latitude

are 0.3 m and 0.4 m, respectively. The

relative precision of this traverse will be

(a) 1 : 5000 (b) 1 : 4000

(c) 1 : 3000 (d) 1 : 2000

13. Axis method of traverse correction is used

when:

(a) The lengths are measured very

accurately

(b) The angle are measured very accurately

(c) The percentage error in angles and

lengths is same

(d)Neither angles nor lengths are measured

accurately

14. Transit rule of adjusting the consecutivecoordinates of a traverse is used where

(a) Linear and angular measurements of the

traverse are of equal accuracy

(b) Angular measurements are more

accurate than linear measurements

(c) Linear measurements are more accurate

than angular measurements

(d)All of the above

15. Bowditch Rule is applied in the adjustment

of

(a) Open traverse

(b) Closed traverse

(c) Local attraction


ZONE

TECH


1. A’level line’is a

(a) Horizontal line

(b) Line parallel to the mean spheriodal

surface of earth

(c) Line passing through the center of cross

hairs and the center of eye piece

(d)Line passing through the objective lens

and the eye-piece of a dumpy or tilting

level

2. If the R.L. of a B.M. is 100.00 m, the back-

sight is 1.215 m and the foresight is1.870

m, the R.L. of the forward station is

(a) 99.345 m

(b) 100.345 m

(c) 100.655m

(d)101.870m

3. The sensitivity of a bubble tube can be

increased by

(a) Increasing the diameter of the tube

(b) Decreasing the length of bubble

(c) Increasing the viscosity of liquid

(d)Decreasing the radius of curvature of

tube

4. The R.L, of the point A which is on the floor

is 100 m and back sight reading on A is

2.455 m. If the foresight reading on the point

B which is on the ceiling is 2.745 m, the R.L.

of point B will be

(a) 94.80 m (b) 99.71 m

(c) 100.29 m (d) 105.20 m

5. If the distance between tow points A and B

is 1km, the combined correction for

curvature and refraction will be

(a) 0.6730 m (b) 0.06735 m

(c) 1.0673 m (d) 1.6730 m

6. The bench mark establised by the Survey

of India Department with very high

precision with reference to mean sea level

is known as

(a) G.T.S. Bench Marks

(b) Permanent Bench Mark

(c) Arbitrary Bench Mark

(d)Temporary Bench Mark

7. The difference of level between a point

below the plane of sight and one above, is

the sum of two staff readings and an error

would be produced equal to

(a) The distance between the zero of

gradient and the foot of the staff

(b) Twice the distance between the zero of

graduation and the foot of the staff

(c) Thrice the distance between the zero of

graduation and the foot of the staff


8. The desired sensitivity of a bubble tube

with 2 mm divisions is 30". The radius of

the bubble tube should be

(a) 13.75 m

(b) 3.44 m

(c) 1375 m

(d)None of these

Chapter

5LEVELLING SURVEY

ZONE

TECH

Survey Engineering11 ZONE TECH9. A relatively fixed point of known elevation

above datum, is called

(a) Bench mark

(b) Datum point

(c) Reduced level

(d)Reference point

10. A dumpy level is set up with its eye-piecevertically over a peg A. The height from thetop of peg A to the centre of the eye-pieceis 1.540 m and the reading on peg B is 0.705m. The level is then setup over B. Theheight of the eye-piece above peg B is 1.490m and a reading on A is 2.195 m. Thedifference in level between A and B is

(a) 2.900 m (b) 3.030 m(c) 0.770 m (d)0.785 m

11. Back bearing of a line is equal to

(a) Fore bearing ± 90°

(b) Fore bearing ± 180°

(c) Fore bearing ± 360°

(d)Fore bearing ± 270°

12. If L is in kilometres, the curvaturecorrection is

(a) 58.2 L2 mm (b) 64.8 L2 mm

(c) 74.8 L2 mm (d) 78.4 L2 mm

13. The combined effect of curvature andrefraction over a distance L kilometres is(a) 67.2 L2 mm

(b) 76.3 L2 mm

(c) 64.5 L2 mm

(d)None of these

14. The back staff reading on a B.M. of R.L.500.000 m is 2.685 m. If foresight readingon a point is 1.345 m, the reduced level ofthe point, is

(a) 502.685 m

(b) 501.345 m

(c) 501.340 m

(d)504.030 m

15. The reduced level of a floor is 99.995 m,the staff reading on the floor is 1.505 m. Ifthe inverted staff reading against the roofis 1.795 m, the floor level below the slab, is

(a) 3.290 m (b) 3.300 m

(c) 3.275 m (d)2.790 m

16. Calculate the combined correction for

curvature and refraction (in m) for a

distance of 2 km.

(a) 0.045 (b) 0.135

(c) 0.269 (d) 3.14

17. The staff reading taken on a staff held at a

distance of 50 m from the instrument with

the bubble central is 1.465 m. When the

bubble is moved 4 divisions out of the

centre, the staff reading is 1.472 m. What

will be the radius of curvature (m) of the

bubble tube, if the length of one division is

2 mm?

(a) 30 (b) 43.7

(c) 57.14 (d) 66.34

18. The back sight reading taken from a level

at a bench mark is 1.56 m and a fore sight at

a point A is taken on an inverted staff is

1.65 m. Calculate the reduced level of the

point A, if the reduced level of the bench

mark is 150 m.

(a) 146.79 (b) 149.91

(c) 152.8 (d) 153.21

19. What is the number of fore bearing and back

bearing for an open traverse of n numbers

of station?

(a) n -1, n -1 (b) n, n

(c) n + 1, n + 1 (d) 2n -1, 2n -1

20. How much refraction correction (in m) is

required for a distance of 500 m?

(a) 0.0028 (b) 0.0056

(c) 5.61 (d) 2850

ZONE

TECH

Work Book12 ZONE TECH21. The method of levelling used to carry out

reconnaissance of area is

(a) Check levelling

(b) Fly levelling

(c) Profile levelling

(d)Simple levelling

22. Contour interval is

(a) Inversely proportional to the scale of the

map

(b) Directly proportional to the flatness of

ground

(c) Larger for accurate works

(d)Larger if the time available is more

23. An imaginary line lying throughout the

surface of ground and preserving a

constant inclination to the horizontal is

known as

(a) Contour line

(b) Horizontal equivalent

(c) Contour interval

(d)Contour gradient

24. Closed contours, with higher value

inwards, represent action

(a) Depression (b) Hillock

(c) Plain surface (d) None of the above

25. The angle of intersection of a contour and

a ridge line, is

(a) 30° (b) 45°

(c) 60° (d) 90°

26. Contours of different elevations may cross

each other only in the case of

(a) An over hanging cliff

(b) A vertical cliff

(c) A saddle

(d)An inclined plane

27. Section AA indicates

60708090100

A

A

B

B

(a) Steep slope(b) Flat slope(c) Uniform slope(d)Ridge

28. Which of the following methods ofcontouring is most suitable for hillyterrain?

(a) Direct method

(b) Square method

(c) Cross-section method

(d)Tacheometric method

29. In the leveling between two points A andB on the opposite sides of a pond, the levelis first set up near the point A and staffreading on A and B are 2.5 m and 2.0 mrespectively. Then the level is moved andset near the point B, staff reading on pointsA and B are 1.2 m and 1.7 m respectively.Calculate the difference of heights betweenthe two points A and B (in metre).

(a) 0 (b) 0.5

(c) 1 (d) 1.85

30. A level is set on a station at a distance of500 m from point A and 800 m from pointB. The staff readings on the staffs kept atpoint A and B are 1.55 m and 1.95 mrespectively. Calculate the true differencein elevation of the point A and B.

(a) 0.348 (b) 0.374

(c) 0.4 (d) 0.426

ZONE

TECH

Survey Engineering13 ZONE TECH

1. Size of a theodolite is specified by

(a) The length of telescope

(b) The diameter of vertical circle

(c) The diameter of lower plate

(d)The diameter of upper plate

2. For which of the following permanent

adjustments of theodolite, the spire test is

used?

(a) Adjustment of plate levels

(b) Adjustment of line of sight

(c) Adjustment of horizontal axis

(d)Adjustment of altitude bubble and

vertical index frame

3. In the double application of principle of

reversion, the apparent error is

(a) Equal to true error

(b) Half the true error

(c) Two times the true error

(d)Four times the true error

4. Resolving power of a telescope depends

on

(a) The diameter of the aperture

(b) The pupil aperture of the eye

(c) The diameter of the object glass

(d)All the above

5. Theodolite is an instrument used for

measurement of

(a) Horizontal angles only

(b) Vertical angles only

(c) Both horizontal and vertical angles

(d)Distance only

6. Removal of parallax, may be achieved by

focussing

(a) The objective

(b) The eye-piece

(c) The objective and the eye-piece

(d)None of these

7. The ratio of the distances at which a stated

length can be distinguished by the

telescope and the human eye, respectively,

is called

(a) Brightness of telescope

(b) Magnification of telescope

(c) Resolving power of telescope

(d)None of these

8. In a theodolite the line of collimation is

(a) Parallel to axis of plate levels

(b) Parallel to the vertical axis

(c) Perpendicular to the trunnion axis

(d)Parallel to the horizontal axis

9. Which of the following statement is correct

for proper adjustment of the theodolite?

(a) Axis of plate level is perpendicular to

the horizontal axis

(b) Line of collimation is perpendicular to

the horizontal axis

(c) Line of collimation is parallel to the

vertical axis

(d)Line of collimation is perpendicular to

the vertical axis

Chapter

6THEODOLITE SURVEY

ZONE

TECH

Work Book14 ZONE TECH10. Which of the following instrument is used

for centering the theodolite in windy

conditions?

(a) Cross staff

(b) Optical plummet

(c) Optical square

(d)Spirit level

11. An internal focussing type surveying

telescope, may be focussed by the

movement of

(a) Objective glass of the telescope

(b) Convex-lens in the telescope

(c) Concave lens in the telescope

(d)Plano-convex lens in the telescope

12. Which of the following set of terms does

not relate to operation of a theodolite?

(a) Transiting and inverting

(b) Face left and face right

(c) Right swing and left swing

(d)Gauging and sounding

13. Which one of the following surveys

employs alidade?

(a) Contour survey

(b) Archeological survey

(c) Plane table survey

(d)Reconnaissance survey

14. An internal focusing type surveying

telescope may be focused by the movement

of

(a) Objective glass of the telescope

(b) Convex-lens in the telescope

(c) Concave-lens in the telescope

(d)Plano convex-lens in the telescope

15. In a transit theodolite, error due to

eccentricity of verniers is eliminated by

reading.

(a) Both verniers

(b) Both right swing and left swing

(c) Right and left faces

(d)Different parts of main scale

ZONE

TECH


1. To orient a plane table at a point with two

inaccessible points, the method generally

adopted, is

(a) Intersection

(b) Resection

(c) Radiation

(d)Two point problem

2. The methods used for locating the plane

table stations are

(i) Radiation

(ii) Traversing

(iii) Intersection

(iv) Resection

The correct answer is

(a) (i) and (ii) (b) (iii) and (iv)

(c) (ii) and (iv) (d) (i) and (iii)

3. Orientation of plane-table, by solving two-

point problem, is adopted only when

(a) Saving of time is a main factor

(b) Better accuracy is a main factor

(c) Given points are inaccessible

(d) None of these

4. The fix of a plane table from three known

points, is good, if

(a) Middle station is nearest

(b) Middle station is farthest

(c) Either the right or left station is nearest

(d)None of these

5. The instrument which is used in plane

tabling for obtaining horizontal and

vertical distances directly without resorting

to chaining, is known as

(a) Plane alidade

(b) Telescopic alidade

(c) Clinometer

(d)Tacheometer

6. Pantagraph is used for

(a) Measuring distances

(b) Measuring areas

(c) Enlarging or reducing plans

(d)Setting out right angles

7. Detailed plotting in plane table surveying

is generally done by

(a) Resection

(b) Both (a) and (d)

(c) Traversing

(d)Radiation

8. Which of the following represents the

Correct order of setting up a plane table?

(a) Centering, levelling and orientation

(b) Centering, orientation and levelling

(c) Levelling, centering and orientation

(d)Levelling, orientation and centering

Chapter

7PLANE TABLE SURVEY

ZONE

TECH

Work Book16 ZONE TECH9. Which one of the following surveys

employs alidade?

(a) Contour survey

(b) Archeological survey

(c) Plane table survey

(d)Reconnaissance survey

10. For locating an inaccessible point with the

help of only a Plane table, one should use

(a) Traversing

(b) Resection

(c) Radiation

(d) Intersection

11. In a solution of the three-point problem in

plane table surveying, the converging of

error is attained through

(a) Concyclic concept

(b) Bessel's method

(c) Triangle of error

(d)Tracing paper method

12. Regarding plane-table survey, which of the

following statements does not hold?

(a) All the plotting work including

contouring can be done in the field

(b) It is quite suitable for small scale

surveys

(c) Less number of control points are

required

(d)It can be done in all seasons

13. It is required to produce a small-scale map

of an area in magnetic zone by directly

plotting and checking the work in the field

itself. Which one of the following surveys

will be most appropriate for purpose?

(a) Chain

(b) Theodolite

(c) Plane Table

(d) Compass

14. The plotting of inaccessible points in a

plane-table survey can be done by the

method of

(a) Interpolation

(b) Radiation

(c) Intersection

(d) Traversing

ZONE

TECH


1. For a tacheometer the additive and multi-

plying constants are respectively.

(a) 0 and 100

(b) 100 and 0

(c) 0 and 0

(d)100 and 100

2. The multiplying constant of a theodolite is

(a) f + d (b) f/d + i

(c) f/i + d (d) f/i

3. The ratio of the angles subtended at the eye,

by the virtual image and the object, is

known as telescope's

(a) Resolving power

(b) Brightness

(c) Field of view

(d)Magnification

4. Calculate the distance between the

instrument and the staff if the staff readings

are 1.56 m, 2.05 m and 2.56 m. The

multiplying constant is 100 and additive

constant is 10.

(a) 61 (b) 110

(c) 112 (d) 215.67

5. Resolving power of a telescope dependson

(a) The diameter of the aperture

(b) The pupil aperture of the eye

(c) The diameter of the object glass

(d)All the above

6. Following observations were taken with a

transit fitted with stadia wires. The line of

sight was horizontal and the staff was held

vertical.

Readig on staff (m)

Top hair 1.726

Middle hair 2.278

Bottom hair 2.830

The tacheometric constants k and C are 100

and 0.4 m respectively. The horizontal

distance between staff and instrument is

(a) 90.8

(b) 100.8

(c) 110.8

(d) 120.8

7. In an external focussing tacheometer, the

fixed interval between stadia hairs is 5 mm,

the focal length of the objective is 25 cm,

and the distance of the vertical axis of the

instrument from the optical centre of the

objective is 15 cm. Which one of the

following is the set of constants of the

tacheometer?

(a) 30, 0.15

(b) 30, 0.40

(c) 50, 0.25

(d) 50, 0.40

Chapter

8 TACHEOMETRIC SURVEY

ZONE

TECH

Work Book18 ZONE TECH8. Match List-I (Instrument) with List-II (Use)

and select the correct answer using the

codes given below the lists:

List - I List - II

A. Subtense bar 1.To determine difference in

elevation between points

B. Sextant 2.To determine horizontal

distance

C. Tangent 3.To measure angles

clinometer

D. Range finder 4.To establish right angles

A B C D

(a) 2 4 1 3

(b) 1 3 2 4

(c) 2 3 1 4

(d) 1 4 2 3

9. Which of the following pairs are correctly

matched?

1. Telemeter : Measurement of distance

2. Price meter: Measurement of difference

in elevation between points

3. Sounding sextant: Measurement of

horizontal angles

4. Clinometer: Measurement of vertical

angles

Select the correct answer using the codes

given below:

(a) 2, 3 and 4

(b) 1, 3 and 4

(c) 1, 2 and 4

(d) 1, 2 and 3

10. Absence of spherical aberration in a

telescope is called.

(a) Achromation

(b) Chromitation

(c) Aplanation

(d)Ablation

11. If the focal length of the object glass is 25

cm and the distance from object glass to

the tunnion axis is 15 cm, the additive

constant is

(a) 0.1 (b) 0.4

(c) 0.6 (d) 1.33

12. The method of tacheometry in which the

interval on levelling staff is variable and

stadia hair intercept is fixed is known as

(a) Movable hair method

(b) Fixed hair method

(c) Tangential hair method

(d)Subtense hair method

13. Techeometric distance formula,

fD S f d

l

is applicable only when line

of sight is _____ a and staff is held truly.

(a) Horizontal, horizontal

(b) Horizontal, vertical

(c) Vertical, vertical

(d)Vertical, horizontal

ZONE

TECH


1. Different grades are joined together by

(a) Compound curve

(b) Transition curve

(c) Reverse curves

(d)Vertical curves

2. The tangent length for a circular curve of

radius R, if is the deflection angle, is

given by

(a)2

R tan

(b) R tan

(c)1/2 R tan (d) Δ/α1R tan

2

3. is the angle of deflection of a simple

circular curve of radius R. The distance

between mid-point of the curve and long

chord is

(a) R 1 - sin2

(b)Δ

R 1+ sin2

(c)Δ

R 1+ cos2

(d)Δ

R 1 - cos2

4. If is the angle of deflection of a simple

circular curve of radius R, the length of the

chord is

(a) ΔRcos

2(b)

Δ2Rcos

2

(c)Δ

Rsin2

(d) Δ2Rsin

2

5. The ratio of the apex distance and radiusof a curve deflecting through °, is

(a) sec 12

(b) 1 sec

2

(c) cos 12

(d) tan 1

2

6. An ideal vertical curve to join twogradients, is

(a) Circular

(b) Parabolic

(c) Elliptical

(d)Hyperbolic

7. The ratio of the radius and apex distance

of a curve deflecting through °, is

(a)Δ

sec - 12

(b) Δ1 - sec

2

(c)Δ

cos - 12

(d)Δ

tan - 12

8. The approximate formula for radial or

perpendicular offsets from the tangent, is

(a) x/2R (b) x2/2R

(c) x/R (d) x2/R

9. Calculate the apex distance, if the deflectionangle is 60 degree and the degree of curve

is 8 degree.

(a) 33.26 (b) 124.13

(c) 215 (d) 262.8

Chapter

9CURVE AND CURVE

SETTING

ZONE

TECH

Work Book20 ZONE TECH10. Calculate the length (m) tangent of a 5

degree curve, if the deflection angle is 60

degree.

(a) 172.5 (b) 198.6

(c) 360 (d) 596

11. What is the degree of the curve (in degree)

for a radius of 573 m using chain of 20 m

length?

(a) 1 (b) 2

(c) 3 (d) 5

12. Calculate the length (m) of the longer chord

of 250 m radius curve having deflection

angle of 90 degree.

(a) 250 (b) 353.6

(c) 392.7 (d) 500

13. If the radius of a simple curve is R, then

the length of the chord for calculating the

offsets by the "method of chords produced"

should not exceed.

(a) R/5 (b) R/10

(c) R/20 (d) R/25

14. The relationship between the length (l) and

radius (r) of an ideal transition curve is

given by

(a) rl (b) 2rl

(c) 1

rl (d) 2

1

rl

15. If the angle of deflection of a simple curve is

and its radius is R, then the length of the

chord is

(a) 2R sin (b) 2R sin2

(c) 2R cos (d) 2R tan2

16. When the curve is to be set out a rough

ground, the method used is

(a) Two Theodolite method

(b) Ranking method

(c) Tacheometric method

(d)Either (a) or (c)

17. Two strainght lines at an angle of 60°. The

radius of a curve joining the two of long

chord and mid-ordinates in meters of the

curve are

(a) 80.4, 6000.0 (b) 600.0, 80.4

(c) 600.0,39.89 (d) 49.89, 300.00

18. Transition curve has a radius which

(a) Increases from the infinity at the tangent

point to a designed radius of the circular

curve

(b) Decreases from the infinity at the tangent


curve

(c) Decreases from the zero at the tangent


curve


19. The radial offset at a distance x from the

beginning of circular curve of radius R is

given by

(a) 2 2R – x – R (b) 2 2R – R – x

(c) 2 2R – R x (d) 2 2R x – R


1.

2.

(d)0 n

1 2 3 4 n-1

A +AD +A +A +A +A +........A

2

square meters, 50 square meters and 80

square meters.

(a) 1067 (b) 1700

(c) 2200 (d) 3200

Chapter

10 AREA AND VOLUME

MEASUREMENT

ZONE

TECH

Work Book22 ZONE TECH6. Following offsets were taken from a survey line

to a hedge:

Distance (in m) 0 5 10 15 20 30 40

Offsets (in m) 3 4 5.5 5 6 4 4.5

The area between survey line and the hedge

is (by trapezoidal method)

(a) 185.5 m 2 (b) 187.5 m2

(c) 189.5 m2 (d) 289.5 m2

7. In a cross staff survey, the perpendicular

offsets are taken on right and left of the

chain line AD as shown in figure - all values

are in 'metres'. The area enclosed by

ABCDEFA, computed by trapezoidal

method is

30 m

65 mD 90m

E (30)m

B (40)m

A 0m

B(20)m

35 m

45 m

C(30)m

(a) 3650 m2 (b) 3200 m2

(c) 3475 m2 (d) 3500 m2

ZONE

TECH


1. How many location photographs are

required (at least) for photogrammetry?

(a) 1 (b) 2

(c) 3 (d) 4

2. What is the fundamental principle of

photogrammetry?

(a) Interference

(b) Resection principle

(c) Triangulation

(d)Intersection principle

3. What is the type of photograph if the tilt of

the axis of the camera from the plumb line

is 2 degrees?

(a) Oblique photograph

(b) Horizontal photograph

(c) Tilted photograph

(d)Vertical photograph

4. What is the type of photograph on which

the apparent horizon doesn’t appear?

(a) Low oblique

(b) High oblique

(c) Tilted

(d)All type of oblique photographs

5. Which photogrammetry method has

topographical mapping as a common

application?

(a) Interpretative Photogrammetry

(b) Metric photogrammetry

(c) Aerial Photogrammetry

(d)Space Photogrammetry

6. Which instrument lets an operator see two

photos at once?

(a) Goniometer

(b) Collimator

(c) Theodolite

(d)Stereo plotter

7. The lens used in aerial photogrammetry is

having a maximum coverage capacity of

_________ (in angles)

(a) 930 (b) 630

(c) 530 (d) 980

8. For placing focal plane, which is used as a

reference?

(a) Focal length

(b) Horizon

(c) Azimuth

(d)Collimation marks

9. Which among the following surveying

methods is meant to be having high

precision?

(a) Aerial photogrammetry

(b) Terrestrial photogrammetry

(c) Theodolite surveying

(d)Traverse surveying

10. Vertical photograph coincides with the

(a) Direction of line of sight

(b) Direction of lens

(c) Direction of aperture

(d)Direction of gravity

Chapter

11PHOTOGRAMMETRY

ZONE

TECH

Work Book24 ZONE TECH11. How much inclination must be provided

in a tilted photograph?

(a) 10 (b) 20

(c) 30 (d) 40

12. Which among the following specifies the

use of diaphragm?

(a) Adjusting focal plane

(b) Managing azimuth

(c) Adjusting horizon

(d)Managing size of aperture

13. . Filter consists of

(a) piece of aperture

(b) piece of hole

(c) piece of glass

(d)piece of lens

14. Focal plane is provided at

(a) Point of resection

(b) Point of intersection

(c) Point of contraction

(d)Point of collimation

15. Scale at elevation point in photograph can

be given as

(a) S = f/ (H – h)

(b) S = f/ (H + h)

(c) S = f/ (H * h)

(d) S = f/ (- H + h)

16. If all the ground points are projected

vertically downward on the mean sea level,

which scale is recommended to be used?

(a) Datum scale

(b) Average scale

(c) Azimuth scale

(d)Reference scale

17. Determine the scale at elevation point if the

values of focal length, height of station and

the height of mean sea level are given by

20cm, 70cm and 15cm.

(a) 0.36cm

(b) 0.4cm

(c) 3.6cm

(d)4.0 cm

18. Among the following, which must be

known for determining scale in a tilted

photograph?

(a) Focal length

(b) Datum height

(c) Azimuth

(d)Zenith

19. Relief distortion depends on which of the

following?

(a) Zenith

(b) Flying height

(c) Datum

(d)Focal length

20. Which of the following indicates the correct

set of overlapping percentage?

(a) 50-60%

(b) 55-70%

(c) 50-70%

(d)55-60%

ZONE

TECH


1. The angle between the direction of star and

the direction of earth’s axis of rotation is

called

(a) Co-declination

(b) Co-latitude

(c) Declination

(d)Latitude

2. Pick up the correct statement from the

following:

(a) The vertical plane containing the zenith,

the station of observation and the

celestial pole is the observer’s meridian

plane

(b) The angle between the direction of star

in vertical plane and the direction of the

star in horizontal plane is called the

altitude of the star

(c) The complement of the altitude of star

is called the zenith distance of the star

(d)All the above

3. At the first point of Aeries, the sun moves

(a) Northward

(b) Southward

(c) From south to north of the equator

(d)From north to south of the equator

4. The difference in longitude of two places

expressed in time is equal to the difference

in their

(a) Sidereal time

(b) Apparent solar time

(c) Mean solar time

(d)All the above

5. The sidereal day is the time interval

between two successive upper transits of

(a) Mean sun

(b) First point of Aries

(c) First point of Libra

(d)The polar star

6. Pick up the correct statement from the

following:

(a) Centre of the celestial sphere is taken as

the position of the observer

(b) Centre of the celestial sphere is taken as

the centre of the earth

(c) Stars move and maintain their relative

positions

(d)All the above

7. The principal line is the line joining the

principal point and

(a) Nadir

(b) Isocenter

(c) Perspective centre

(d)None of these

8. The most convenient co-ordinate system for

specifying the relative positions of

heavenly bodies on the celestial sphere, is

(a) Altitude and azimuth system

(b) Declination and hour angle system

(c) Declination and right ascension system

(d)Declination and altitude system

Chapter

12 FILD ASTRONOMY

ZONE

TECH

Work Book26 ZONE TECH9. Pick up the correct statement from the

following

(a) The star’s movement is apparent due to

the actual steady rotation of the earth

about its axis

(b) The stars move round in circular

concentrated parts

(c) The centre of the circular paths of stars

is the celestial pole

(d)All the above

10. The point on the celestial sphere vertically

below the observer’s position, is called

(a) Zenith

(b) Celestial point

(c) Nadir

(d)Pole

11. Polaris is usually observed for the

determination of the azimuth when it is

(a) At culmination

(b) At elongation

(c) Neither at culmination nor at

elongation

(d)Either at culmination or at elongation

12. While making astronomical observations,

the observer is mainly concerned with

(a) The direction of the vertical, the axis of

rotation of the instrument

(b) The direction of the poles of the celestial

sphere

(c) The direction of the star from the

instrument

(d)All the above

13. The latitude of a place was obtained by

subtracting the zenith distance of a star

from its declination, the observed star was

between

(a) Horizon and equator

(b) Equator and zenith

(c) Zenith and pole

(d)Pole and horizon

14. The plane at right angle to the zenith-nadir

line and passing through the centre of the

earth, is called

(a) Rational horizon

(b) True horizon

(c) Celestial horizon

(d)All the above

15. The great circle along which the sun

appears to trace on the celestial sphere with

earth as centre during the year, is called

(a) Equator

(b) Celestial equator

(c) Ecliptic

(d) None of these

16. true and mean suns occupy the same

meridian at the same time on

(a) April 15

(b) June 14

(c) September 1

(d)All the above

17. The hour angle of the heavenly body for

Greenwich meridian equals the hour angle

of the body for any other meridian +

longitude:

(a) Mean sun

(b) True sun

(c) Vernal equinox

(d)All the above

ZONE

TECH

Survey Engineering27 ZONE TECH18. The great circle which passes through the

zenith, nadir and the poles, is known as

(a) Meridian

(b) Vertical circle

(c) Prime vertical

(d)None of these

19. The altitude of a heavenly body is its

angular distance, measured on the vertical

circle passing through the body, above

(a) Equator

(b) Horizon

(c) Pole

(d)None of these

20. Latitude of the observer’s position is equal

to altitude of

(a) North pole

(b) Pole star

(c) Celestial pole

(d)All the above

21. Pick up the incorrect statement from the

following. The angular distance of

heavenly bodies on observer’s meridian

measured from the pole, is

(a) Co-declination

(b) Co-altitude

(c) Co-latitude

(d)Polar distance

22. The sun’s declination remains north

between

(a) March 21 to June 21

(b) June 21 to September 21

(c) September 21 to December 21

(d)Both (a) and (b) of above

23. The angular distance of a heavenly body

from the equator, measured along its

meridian, is called

(a) Declination

(b) Altitude

(c) Zenith distance

(d)Co-latitude

24. The point on the celestial sphere vertically

below the observer's position is called.

(a) Pole

(b) Celestial point

(c) Zenith

(d)Nadir

25. For any star to be a circumpolar star its

(a) Declination must be 0

(b) Declination must be 90

(c) Hour angle must be 180

(d)Distance from the pole must be less than

the latitude of the observer.

ZONE

TECH


1. The most widely used antenna in GPS is

(a) Slotted antenna

(b) Microstrip antenna

(c) Parabolic antenna

(d)Horn antenna

2. The altitudinal distance of a geostationary

satellite from the earth is about

(a) 30,000 km

(b) 36,000 km

(c) 26,000 km

(d)44,000 km

3. Which of the following doesn’t indicate a

stage in remote sensing?

(a) Reflectance of energy

(b) Transmission of energy

(c) Energy source

(d)Absorption of energy

4. Which type of remote sensing uses its own

source of electromagnetic energy?

(a) Passive

(b) Active

(c) Satellite

(d)Orbital

5. The correct sequence of transmission of

electromagnetic waves in remote sensing

system can be given as ____

(a) Energy source, transmission of signal,

propagation of signal

(b) Transmission of signal, propagation of

signal, energy source

(c) Propagation of signal, transmission of

signal, energy source

(d)Energy source, propagation of energy,

transmission of signal

6. Which among the following is the first

Indian remote sensing satellite?

(a) Quick Bird

(b) SPOT

(c) IRS-1A

(d)MOS

7. Remote sensing uses which of the

following waves in its procedure?

(a) Electric field

(b) Sonar waves

(c) Gamma- rays

(d)Electro-magnetic waves

8. Which of the following is not a principle of

remote sensing?

(a) Interaction of energy with satellite

(b) Electromagnetic energy

(c) Electro-magnetic spectrum

(d)Interaction of energy with atmosphere

Chapter

13 REMOTE SENSING, GPS &TOTAL STATION

ZONE

TECH

Survey Engineering29 ZONE TECH9. The wave length sensed in remote sensing

are

(a) Nano meters and giga meters range

(b) Nano meters and deci meters range

(c) Nano meters and micro meters range

(d)Nano meters and meters range

10. Which among the following wave is not

employed in case of remote sensing?

(a) X-ray

(b) Visible ray

(c) Thermal IR

(d)Radio waves

11. IRS 1A and 1B satellites can carry which of

the following sensors?

(a) LISS-IV

(b) LISS-III

(c) LISS-I

(d)LISS-V

12. What will be the length of the base line in

case of short baseline method of GPS

surveying?

(a) Less than 50km

(b) Greater than 50km

(c) Less than 2km

(d)Greater than 100km

13. Which of the following is considered as

modern GPS technology?

(a) GIS

(b) GPS mode

(c) Instantaneous mode

(d)Kinematic positioning technique

14. Which among the following is more

accurate in its output?

(a) Absolute positioning

(b) Resection method

(c) Modern GPS surveying

(d)Conventional GPS method

15. Which of the following process is adopted

in case of navigation system?

(a) SPS

(b) Carrier wave

(c) Relative positioning

(d)Pseudo ranging

16. Which among the following can act as a

cause wrong GPS tracking?

(a) Refraction of signal

(b) Strength of signal

(c) Atomic clock

(d)Reflection of satellite signals

17. The accuracy speed of the GPS depends on

(a) Reflection of signal

(b) Signal blockage

(c) Refraction of signal

(d) Position of satellite

18. In total station, data is stored in

(a) Pen drive

(b) Data card

(c) Micro processor

(d)External hardware

ZONE

TECH

Work Book30 ZONE TECH19. When total station is sighted to the target,

which of the operation acts first?

(a) Rotation of optical axis

(b) Rotation of vertical axis

(c) Rotation of horizontal axis

(d)Rotation of line of collimation

20. Which of the following indicates the correct

set of the combination of total station?

(a) Theodolite, compass

(b) Theodolite, EDM

(c) Electronic theodolite, EDM

(d)EDM, GPS

21. Which among the following doesn’t

indicate the basic calculation of the total

station?

(a) Horizontal distance

(b) Slope distance

(c) Vertical distance

(d)Co-ordinate calculations

22. In which direction it is best to place the total

station for obtaining the best output?

(a) East (b) West

(c) South (d) North

23. The data obtained from total station can be

used in which among the following

software directly?

(a) Primavera

(b) STAAD PRO

(c) Autodesk Revit

(d)Surfer

24. Calculation the elevation difference if the

vertical distance is 15m, instrument height

is 10m, ground is at 3m.

(a) 21 m

(b) 22 m

(c) 23 m

(d)24 m

zone tech · 2. if the magnetic bearing of the sun at a place at noon in southern hemisphere is...

Documents