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A ball is projected from the ground with...

A ball is projected from the ground with velocity `u` such that its range is maximum Then

A

Its velocity at half the maximum height is `sqrt3/2u`

B

Its velocity at the maximum height is `u`

C

Change in its velocity when it returns to the ground is `u`

D

all the above are true

Text Solution

Verified by Experts

The correct Answer is:
A
At half of max height
velocity `(V)=usqrt((1+cos^(2)theta)/(2))`
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