A) at the instant just before the body hits the earth
B) it remains constant all through
C) at the instant just after the body is projected
D) at the highest position of the body
Correct Answer: A
Solution :
We know \[p=\mathbf{F}\cdot \mathbf{v}=Fv\,\cos \theta \] So just before hitting \[\theta \] is zero and both F and v are maximum.You need to login to perform this action.
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