Home
Class 11
PHYSICS
When a moving body is suddenly stopped a...

When a moving body is suddenly stopped a long time after coming to rest

A

Frictional force increases

B

roughness is found on the road

C

tyres of the vehicles burst

D

the frictional force reduces to zero as it is a self adjusting force

Text Solution

Verified by Experts

The correct Answer is:
D
Promotional Banner

Similar Questions

Explore conceptually related problems

A boggy of uniformly moving train is suddenly detached from train and stops after covering some distance. The distance covered by the boggy and distance covered by the train in the same time has relation

A thermally insulated vessel containing diatomic gas of molar mass M is moving with velocity v. the temperature of gas is T. if it is suddenly stopped, then A. Internal energy of gas is equal to (5nRT)/(2) when vessel is moving B. There is no change in temperature if vessel is suddenly stopped C. There is rise in temperature if vessel is suddenly stopped D. Temperature increase is due to heat input

When a speeding bus stop suddenly, passengers are thrown forward from their seats because

A conducting container containing an ideal gas (He) is kept in ice-water mixture for long time. Now the piston is suddenly moved up so that its volume becomes eight times. Final temperature of gas will be:

A spring block system is kept inside a lift moving with a constant velocity v_(0) as shown in figure. Block is in equilibrium and at rest with respect to lift. The lift is suddenly stopped at time t = 0 . Taking upward direction as the positive direction, write x - t equation of the block.

A car starts from rest and moves with uniform acceleration for time t then it moves with uniform speed of 60 km/h for time 3t and comes to rest. Find the average speed of car in its total journey.

A body moving on a surface is brought to rest suddenly. What happens to the friction between the two ?

Two bodies of unequal mass are moving in the same direction with equal kinetic energy. The two bodies are brought to rest by applying retarding force of same magnitude. How would the distance moved by them before coming to rest compare ?

When is a body said to be at rest?

Why the cell stops working after some time?