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Question

A body of mass m is thrown at an angle θ to the horizontal with the initial velocity v0. Assuming the air drag to be negligible, find the momentum increment Δp that the body acquires over the first t seconds of motion.

A
Δp=mgt
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B
Δp=2mgt
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C
Δp=3mgt
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D
Δp=4mgt
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Solution

The correct option is C Δp=mgt
Change in momentum will be equal to the impulse being imparted on it .
p=F×t
p=m×g×t

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