A body of mass m strikes a wall with same velocity v and rebounds with the same speed its change in momentum is
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it is equal yo unbalanced force acting on it
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Hey there,
Given,
Mass = M
Initial velocity = V
Final velocity = -V
(Negative sign indicates the change in direction)
Final momentum = mass*final velocity = -MV
Change in momentum
= final momentum - initial momentum
= -MV - MV
= -2MV
Given,
Mass = M
Initial velocity = V
Final velocity = -V
(Negative sign indicates the change in direction)
Final momentum = mass*final velocity = -MV
Change in momentum
= final momentum - initial momentum
= -MV - MV
= -2MV
Mehul121:
yaa its perfect
i knew
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