civil engineering objective questions part 4

7/30/2019 Civil Engineering Objective Questions Part 4

1/17

I I of 17CIVIL ENGINEERING

Whkh of the eur.es labeled as (f ; Cli.Gl_and Gl m ti1e g1ven:'-!c"tuman amirespect1vel) !

,,

I ... '.;. .i .. ._,_. e Mminn ct' " ' ~ " '

c :r"'' "he hed ins. a! an orifice {(:, = o _ g ~ ldi,..]mr!'mg under a head


2/17

l2

' v l ~ t ~ h Lst I w1th Lst ll and s e l ~ c t thecnrrecr ans""':L i ~ t 1A Spcc1fn: farceB. S p c d l ~ ~ n ~ g yC ll_vllraulc JUmpf) DaT}-Wei,hm:h ~ q u a t i < mL l ~ t 11I Head loss ct11c to rriwon' Rapidly vaned tlow3 A h ~ r n a t ~ d ~ p t h s4 ConJugate depths

4 " c"

4'

2,, 4 1 l' 3 4 2' 1 J

n''vnl1e a 1 1 h ~ down;rrenm end ofu 90 em

t.hamdt:l rpdmc ~ a r T y m g "alt'r '"suddcnlv c l o ~ d in such a malmct thatvelonty of flo" 1s decreased from 4 mls tDI m1\ instantanenusl; Assuming pipe tnbe ng1d and K lil \\ale as 2 x 10" Pthe msx1mum p r ~ s s u r c nsc at the vawdl h ~" 1 4 2 ~ 1 0 " hb 1.804 ' 10'' Pa' 4.44S,J01' l'a' .'i 'H3 ' Ill"~ o m 1 a l depth

' v l ~ n n i n p : s

"''

m/ l i ~ before and afler ah ~ d r a u h c J\lmp an: s u ~ i l tffilta_ Spec1fic fon:e., are eyual but "P"cific

e n e 1 ~ i e : ; are Ulle\lualb Spe eqt1al

15

;> ()( I 7d. Spec1tk tilras \>ell r>S sp


3/17

D. \J.'dloList II1. Oukwp.< of grotmd water which olbn

a ~ p c . r as 'mall w a t ~ - r hole'2. \-crlical cylindn-:al o p c ~ i n g made inground f"' tapping water

ll

" 1 3 5 2,, ''' '''onider the fn1J.,wing statements:1. In a cc>ntiruou' flow typescdimcn!,olion tank. the parttclcs to be

rumo.ed. 'houtd haw thc:r sctllbgvdocity more than the ~ ~ ~ r f a c c '"''di''rate.

2_ In contiruou.>odimcmL!Liun L.ml... Lh"a-e ettlicg_ mmetloe b"ttom_Coagulantcontainingforrmtiou of tinesolution is() _, mg mldmeofO_l ' 1 intho aoMrmtbe added ;,

'b

0. 1 '- - , 2 0 ( - - -m ,1000 03

:,


4/17

2. C : o l c u l a t i ~ n s ar i p ~ t ~ n s t b are o q u i r ~ d

' t lo" from centre to p ~ T i p h c r yA B c D, 2 ' '2 ' ' I' 2 '' ' 2 'latch List l ( c W ~ ' T a g c 'ystcm) "'!!h hsl llU'h.,-adm-"t>c) anrl ,e(t;CI Ire oorred"nswor;List t,\_, ConsorvancyoyokmH_ s ~ ' P a m k ;ystom('_ C o m l l i n d > , \ > l ~ ' "D. Pmiiolly combined syot:cmt .i .tll1. SC\1 urs c;uT) " ~ " ' ' a g e and lim1Wd storm

"atc12. Orgamc load an treatment plant" k;s3_ Lnhyg1emc4. E y d r . u h ~ load

"b

' : : : l , : : ' " ; ' g ~ ' T l demand'o I oxygen demandni.,ch:ed oxygen

\i'hich of these pa,.mcWfll :ore takrm ir.toU:OH>iLkJ"\iuL [0o J d C ! U U L U U ~ U ! g d ! L l ~slrcn,:th .,r a ""'tc?a 1,2and3b. 2J and 4c 3,4:mdld_ 1.4andi

27.

31.

4nf 11So!l p1pc in plumbing "'"' ' '""' m ~ i l n s 1p!pca. :>.-lade of dayh. Carrying Mhdcr a t ~ ' f t a l s

Carrying "ask Ji-om ltalr do,ctsd. Carrying industrial waste. waterT h ~ h v ~ L l a ~ BOD uf " ' ' " ' ' ~ ' > l d l ~ tsamplo i< 150 mg I at20c C.~ o ~ s t a ~ t k (to b:oseT h ~ ultimate firsl2 '2)a. 22l 5mg'1b 237_2mg.- 1c. 240 mg'ld

'],sag our\c mani!csls

;,,,bed n . y g ~ :leficittollll volume of a pnmary s ~ 1 l l i n g

t a ~ c s is 2'00 m' and the w : . , t ; : - , , l ~ T !lov,;_, 25- !U'lit"'l per day The detentiontime If_ sctlling take isa. 10,24hb 24-lOhc. 24hd ]/24hIn convcnlionJl :ootintc


5/17

d. R,. 12In tho titne-cost optimintion of a pmjeolthe project ccn be croheJ by e,qediting

3

" All a c t i V I I i ~ s on the crrlical p:olhb. Cnlical acti,ilic" having mtmmum~ ' > o l elope

Acti' itie< on mlHt'itical pafrd. Cnt!cal acli,itico hanng maxtmumc,tst ;lopeA ficm , smt dawn' poi1t " reaclledwhen OVit;' spread o v e r ~ monthlbe unit cost is Rs tw ca!Ty-ing oo>t is9% and the ordeting co.t i estimated to beH>. ~ 0 P"'' mdct. If dcliv.;,y "

m s l a n t a n ~ o m . t l " best t" purchase tna. A ingle otb. 4lot 'c H otsd. 10 lots

R m


6/17

Ct!tij "! }!IO " S 'li"J '! I!"''1"!4" I" l""PU' "'1"-'' 'l"""'-''li!.uppm tcd


8/17

.

.,

7hd'

u r ~ -

"" T R4 sin ( l S O ~ ( u + f!ll son(\JO- a} sin(


9/17

d 1J.I-"IAloA Sled bar IS ~ < . ' p i [ ' 1 \ : \ W ~ C ! \ hW ooppctbars and ngidly wnncdcd at rMmt e m p e r a t ~ r e If system is fixed at~ n d 5 and cooled ~ u o . k k n l y , tlle stressespwducetl in the bar> wtll b ~

T m , , o n in ;ted ~ n J wmpre;sum incopperb Compression itl both s ~ c l and ooppcrc. Temmn m both 't""l anJ cnpperd C"ml'''"sion in steel und t e n ~ i o n mwpper

an ckmcnl " s u b j ~ ' < : t o d to threednnensronat stresses or "'tenstHes >'


10/17

!!'an app!,cd load passes \luoup,h the .sheaocentre of rhe seoriM fthe hem. thM thebeam will have"- No deflectionh Neither bending nor rwi,tingc_ No llendingd. No twistin,.;Matuh List I iT} pes of beam) wnh Liotll!Mm < l u c o ~ hy I 0%.the reduction in the crippling load will be 10%b. 2!1"-o' ~ 0 %d. : 0 . 1 ~ r ~ than 30%Ax1al t= e in the

s \ r u ~ l \ t r e shown"' the

forw in tlw mmnbcr BC of the l H . J ~ Ot.wen fig-ttre , . (where

'' '

'r- 'i'c-./


11/17

a. 50 k.' ICmnpresm el and 2 ~ kN(T cm1le)

b , .-' kN t T ~ n s i l afid %titsI C o m p r c s s i ~ c \' I Lli\ kN 1 rcns1lc and 'IJ .f i kNd ,-, kN I Cm11pres.'i'" \ ~ d

5u.fik,;, I I/It u point in i l ' tmined matenul, twomutually pUld boa. 40.;, / mm' tmd -10./iN; mm'b -40N: mm' and 20.\i / mm'c_ 40.V/ mm' und -20N i mm'd -4GfiN imm' ~ n d 20/V/mm'111e diameler of shaft B is l\>1Ce !hat ofshal i A B oth Hhalls have ' a m ~ lengtham! of tile sam(. material. Ir bothsubjected to ihe same lorque_ then the ratlof the nngle of 1\>ist nf shaft A to thmshan B will" 'h '' ". lh,, lheVIOldiO)! bC@II1>stress 1n n t y i e l d p Jl ytdd pomt

1 Iy i ~ l d pm nt

an axial lo"d -p ;, appheol to och.n ,c-wlkd oprmg of Cob 'nrathu> l'. moJulus uf g t d 1 L y Nand'"'1re diam ete r d' the elongation of 1he

s p r i n ~ wil l he

"b

641'11'11,\'d I

32/'R 1rr, \ 'd '

79

II of 1764/'ll'n' \ 'd '

d 8i'l(n/V


12/17

"__ .J:C__ c ,,i: If-------+-

1- - ' -

,, I'a_ 4'i kN/m' (mmpre'"ive)b 12 5 kNtm' !compressive)c_ 43 kN/m2 ( t e n ~ < l e )ol. 2.51


13/17

7

\htclrList ! ! R a n ~ ~ of parlrclc ;;i2c)


14/17

d 1: I oi-y,,dIn th e sotuallon >.!JO"" U1 th e gl\(llrhe cneftk inr 1 > f p ~ m e n h 1 l t c wil '"10 em" T h ~ i s c h in IIIclow(NolilliOJlS have theIf u::rttal LlKanmg)L it IA. "B. m,c. c.D 7;.Li"lll

CJI I

,, '. l o g , ( f ' , i ~ )J. -"--I + ~ ,4 e, -e ,?, ' "1 c n2www.examrace.com


15/17

" ; ' ' '' ; ' '" 4 ; 'onsider the foiiJWing >lat s c statcrnrnls arc ca. 1 and 1b. 1 :md 3c. 2:mdJ

;,, heavy 1nd soil ha 'bearing capacit\' atslwllo'W depth anJ structural lmd "wi1hrn pcnni"">blc limo!n Sln>ch.ml load nf hridec i< t" hel : r a ~ s f c r r u ( \ thruug'r sandy ooil to heelr o ~ k ..vailahk at ohallcw dc."Jltll

Li>t II' F o > l ! O ~' Piles3. Rail4. Well

A B c D ' 4 '" ' 4 ;' 4 ' ;" 4 ' ;W2. v.:,ich one r.f the :'"ollowing equaliomr < : p r < : o c n ~ ' Tonooghi" cltmhllc bcormgcapacn cquatcon'?(Notations ha>e their Lsual meaning)a q , = 7 C J , ! a n ' ( 4 ~ o . < J : . . , I h. q , ~ C \ ' , + y D . X , . + 0 . 5 y B V ,

q ~ r."v S d 1 +D,N S.d.1 +0.5y!JN" ' ' - ~ ' - ' 'www.examrace.com


16/17

c ~ 5.HC-.,, -, D.OJ. C o m i d ~ r the foll>w ing ~ o r r . . c h o n , ;

]_ C J v ~ r ~ u , - c l ~ n pl"CS>Urp uf olob OCTO'' C.


17/17

L ROlrc,cs in"cnolyi< lbr r:gid pa,cmcnlde.,gn?, IJ.4and5,, l) and 4c l . ~ o n d l' 1.1 :md4'13. Conwing:l. l'erforatd pipe2. ('pen-jointed olid pipe in a trench_;_ Free Jtaining ma:erial in a trench4. Solid COOCI'Ctr pipeWhich of tl""" ned for mh,nrfacedrainage''a. L2 and 3b. 2.3 and 4

civil engineering objective questions part 4

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