rao iit academy jee - main level official online exam 2018 … · 2018-04-24 · official online...
TRANSCRIPT
OFFICIAL ONLINEEXAM 2018
Solutions
1. Di�iculty : Easy
Topics :
Current electricity,
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Rao IIT Academy JEE - Main Level
RAO IIT ACADEMY / JEE - MAIN / 2018 / ONLINE / SOLUTIONS
2.Di�iculty : Easy
Topics :
Surface tension,
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RAO IIT ACADEMY / JEE - MAIN / 2018 / ONLINE / SOLUTIONS
3. Di�iculty : Easy
Topics :
Elasticity,
4.Di�iculty : Easy
Topics :
Physics,
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RAO IIT ACADEMY / JEE - MAIN / 2018 / ONLINE / SOLUTIONS
5. Di�iculty : Medium
Topics :
SOUND,
6.Di�iculty : Easy
Topics :
Circular motion,
In the frame of disc :
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RAO IIT ACADEMY / JEE - MAIN / 2018 / ONLINE / SOLUTIONS
7.Di�iculty : Easy
Topics :
Electromagnetic Induction( EMI ),
When terminal velocity is acquired net force on the rod becomes zero.
8. Di�iculty : Di�icult
Topics :
Modern Physics,
is independent of
Energy
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RAO IIT ACADEMY / JEE - MAIN / 2018 / ONLINE / SOLUTIONS
9.Di�iculty : Medium
Topics :
Current electricity,
10. Di�iculty : Easy
Topics :
Heat and thermodynamics,
11.Di�iculty : Medium
Topics :
MAGNETISM,
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RAO IIT ACADEMY / JEE - MAIN / 2018 / ONLINE / SOLUTIONS
12. Di�iculty : Easy
Topics :
Units,Dimensions & Error analysis,
13.Di�iculty : Medium
Topics :
Ray Optics,
First data satisfies above relation.
14. Di�iculty : Easy
Topics :
Rotational Mechanics,
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RAO IIT ACADEMY / JEE - MAIN / 2018 / ONLINE / SOLUTIONS
15.Di�iculty : Medium
Topics :
Simple harmonic motion,
(1) (parabola)
(2)
(3)
16. Di�iculty : Di�icult
Topics :
Thermodynamics,
Assuming (in series)
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RAO IIT ACADEMY / JEE - MAIN / 2018 / ONLINE / SOLUTIONS
17.Di�iculty : Medium
Topics :
Capacitors,
18.Di�iculty : Easy
Topics :
Collisions,
Elastic collision between two masses leads to such a situation.
19. Di�iculty : Medium
Topics :
Electrostatics,
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RAO IIT ACADEMY / JEE - MAIN / 2018 / ONLINE / SOLUTIONS
20. Di�iculty : Easy
Topics :
HEAT,
21. Di�iculty : Easy
Topics :
Semiconductors,
0 0 1 0 0 1
0 1 1 0 1 1
1 0 0 0 1 1
1 1 0 1 0 1
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RAO IIT ACADEMY / JEE - MAIN / 2018 / ONLINE / SOLUTIONS
22. Di�iculty : Easy
Topics :
Capacitors,
Equivalent capcitance of and
Common potential di�erence to and combined.
Charge of system
23. Di�iculty : Easy
Topics :
Electromagnetic waves,
Here
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RAO IIT ACADEMY / JEE - MAIN / 2018 / ONLINE / SOLUTIONS
24.Di�iculty : Medium
Topics :
Kinematics,
25. Di�iculty : Easy
Topics :
Atomic nucleus,
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RAO IIT ACADEMY / JEE - MAIN / 2018 / ONLINE / SOLUTIONS
26. Di�iculty : Easy
Topics :
Electromagnetic Induction( EMI ),
Flux
e.n.f
So
27. Di�iculty : Easy
Topics :
Modern Physics,
is same so
is also same
28. Di�iculty : Easy
Topics :
Physics,
By cross checking
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RAO IIT ACADEMY / JEE - MAIN / 2018 / ONLINE / SOLUTIONS
29. Di�iculty : Medium
Topics :
Rotational Mechanics,
A�er collision centre of mass ramain at
Using conservation of angular momentum
.....(1)
when
From (1)
or
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RAO IIT ACADEMY / JEE - MAIN / 2018 / ONLINE / SOLUTIONS
30. Di�iculty : Easy
Topics :
Friction,
For downward motion
or
For upward motion
or
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RAO IIT ACADEMY / JEE - MAIN / 2018 / ONLINE / SOLUTIONS