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A ball is thrown with a velocity of u ma...

A ball is thrown with a velocity of `u` making an angle `theta` with the horizontal. Its velocity vector normal to initial vector `(u)` after a time interval of

A

`(u sin theta)/(g)`

B

`(u)/(g cos theta)`

C

`(u)/(g sin theta)`

D

`(u cos theta)/(g)`

Text Solution

Verified by Experts

The correct Answer is:
C
`bar u=u_(x) i+u_(y) j, barv=v_(x) i+v_(y) j, baru. baru=0`
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