EASY
UPSC CAPF AC Paper - I
IMPORTANT
Earn 100

Which of the following statements are correct when a gymnast sitting on a rotating stool with his arms outstretched, suddenly lowers his hands?
1. The angular velocity decreases.
2. The angular velocity increases.
3. The moment of inertia decreases.
4. The moment of inertia increases.
Select the answers using the codes given below.

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Important Questions on Physics

MEDIUM
UPSC CAPF AC Paper - I
IMPORTANT
14000+ Objective Questions General Studies>Chapter 9 - Physics>Exercise 1>Q 49
A person is sitting in a car which is at rest. The reaction from the road at each of the four wheels of the car is it When the car runs on a straight level road, how will the reaction at either of the front wheels vary?
MEDIUM
UPSC CAPF AC Paper - I
IMPORTANT
14000+ Objective Questions General Studies>Chapter 9 - Physics>Exercise 1>Q 50
A cricket player catches a fast coming ball by pulling his hands back because the fast-moving ball can ______.
EASY
UPSC CAPF AC Paper - I
IMPORTANT
14000+ Objective Questions General Studies>Chapter 9 - Physics>Exercise 1>Q 51
An object is undergoing a non-accelerated motion. Its rate of change in momentum is_______________________.
EASY
UPSC CAPF AC Paper - I
IMPORTANT
14000+ Objective Questions General Studies>Chapter 9 - Physics>Exercise 1>Q 53
A passenger in a moving train tosses a five rupees coin. If the coin falls behind him, then the train must be moving with a uniform__________________________.
EASY
UPSC CAPF AC Paper - I
IMPORTANT
14000+ Objective Questions General Studies>Chapter 9 - Physics>Exercise 1>Q 54
The cat survive fall from height much more than human or any other animal. It is because the cat____________________.
EASY
UPSC CAPF AC Paper - I
IMPORTANT
14000+ Objective Questions General Studies>Chapter 9 - Physics>Exercise 1>Q 55
Match the following lists
     List I                                           List II
A. Motion of billiards ball            1. One-dimensional motion
B. Motion of flying insect            2. Two-dimensional motion
C. Motion of freely falling body   3. Three-dimensional motion
EASY
UPSC CAPF AC Paper - I
IMPORTANT
14000+ Objective Questions General Studies>Chapter 9 - Physics>Exercise 1>Q 56
A piece of paper and a cricket ball are dropped from the same height. Under which of the following conditions do both reach the surface simultaneously?
MEDIUM
UPSC CAPF AC Paper - I
IMPORTANT
14000+ Objective Questions General Studies>Chapter 9 - Physics>Exercise 1>Q 57

Two stones of unequal masses are thrown vertically up with the same velocity. Which of the following will happen?