A ball strikes a bat with a velocity v. The ball has a mass m and after striking retraces its path. What is the impulse imparted by the bat?
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Explanation:
Impulse=change in momentum/ force*time, here i think
impulse=0
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1
Impulse is given by,
Impulse = FΔt
=change in momemtum.
Initial velocity =v
As the ball retraces its path ,final velocity = -v
∴Impulse = final momentum - initial momemtum
= -mv-mv
= -2mv
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