Home
Class 11
PHYSICS
A body is droped from a height 122.5 m. ...

A body is droped from a height 122.5 m. If its stopped after 3 seconds and again released the further time of descent is `(g=9.8 "m/s"^2)`

A

2s

B

3s

C

4s

D

5s

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Similar Questions

Explore conceptually related problems

A body is dropped from a height 135 m. If after 3 sec acceleration due to gravity of earth cases to act then the further time of descent is (g=10 "m/s"^2)

A body falls from 80 m. Its time of descent is [g = 10 ms^(-2)]

A stone is dropeed from a height of10 cm above the top of a window 80 cm high. The time taken by the stone to cross the window is (g = 9.8 ms^(-2))

A body dropped from top of a tower falls through 40 m during the last two seconds of its fall. The height of tower in m is ( g= 10 m//s^2)

A stone at rest is dropped from a height and falls freely under gravity. Calculate the distance covered by it in the first two seconds. (g = 9.8 m s^(-2) )

A stone is dropped from a certain heitht which can reach the ground in 5 s . It is stopped aftre 3 s of its fall and then it is again released. The total time taken by the stone to reach the ground will be .

A ball is released from the top of a tower of height H m . After 2 s is stopped and then instantaneously released. What will be its height after next 2 s ?.

A particle is droped under gravety from rest a height h and it travels a distance (9h)/(25) in the last second, the height h is (take g=9.8ms^(-2) )

A body falls freely from a height of 125m (g = 10 m//s^2) after 2 sec gravity ceases to act Find the time taken by it to reach the ground?

A body of mass 10 kg is dropped to the ground from a height of 10 metres. The work done by the gravitational force is (g=9.8m//sec^(2))