Home
Class 12
PHYSICS
A boy standing at the top of a tower of ...

A boy standing at the top of a tower of 2 m height drops a stone. Assuming `g = 10 ms ^(-2),` the velocity with which it hits the ground is

A

5.0 m/s

B

10.0 m/s

C

20.0 m/s

D

40.0 m/s

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Similar Questions

Explore conceptually related problems

A boy standing at the top of a tower of 20 m height drops a stone. Assuming g = 10 ms^(-2) , the velocity with which it hits the ground is

A boy standing at the top of a tower of 20m of height drops a stone. Assuming g=10ms^(-2) , the velocity with which it hits the ground is :-

A boy standing at the top of a tower of 20 m . Height drops a stone. Assuming g = 10 ms^-2 towards north. The average acceleration of the body is.

A stone is thrown horizontally with velocity g ms^(-1) from the top of a tower of height g metre. The velocity with which it hits the ground is ("in" ms^(-1))

A body is released from the top of a tower of height 50 m. Find the velocity with which the body hits the ground. (g=9.8m//s^(2))

A ball is dropped from a height of 20 m and rebounds with a velocity which is 3/4 of the velocity with which it hits the ground. What is the time interval between the first and second bunces (g=10m//s^(2))

A particle is dropped from the top of a tower of height 80 m . Find the time of jurney and the speed with which it strikes the ground.

A stone is thrown upwards from the top of tower 85 m high , reaches the ground in 5 s. find (i) the greatest height it reaches above the ground (ii) the velocity with which it reaches the ground and (iii) the time taken to reach the maximum height . Take g = 10ms ^(-2) ?

A body is dropped from the top of a tower. If its average velcoity when it reaches the ground, is 10 ms^(-1) and the time taken by it to reach the ground is 2s, the height of the tower is ______ m.