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3 initial 4 p= mv = 0.4*10= 4N.s
and velocity at heighest position will become zero so final momentum = mvf
= 0.4*0= 0 N.s .
3 initial 4 p= mv = 0.4*10= 4N.s
and velocity at heighest position will become zero so final momentum = mvf
= 0.4*0= 0 N.s .
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