Home
Class 11
PHYSICS
A body is projected vertically upwards w...

A body is projected vertically upwards with a velocity 'U'. It crosses a point in its journey at a height 'h' twice, just after 1 and 7 seconds. The valueof U in `ms^(-1)` is `[g=10ms^(-2)]`

A

50

B

40

C

30

D

20

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Similar Questions

Explore conceptually related problems

A body is projected vertically upwards with a velocity 'U'. It crosses a point in its journey at a height 'h' twice, just after 1 and 7 seconds. The value of U in ms^(-1) [ g=10 ms^(-2) ]

A body projected vertically with a velocity 'u' from ground. Its velocity

A body is projected vertically up with velocity u from a tower. It reaches the ground with velocity nu. The height of the tower is H=u^2/(2g)(n^2-1)