A ball comes back after an elastic collision with a wall. If initial momentum of the ball is P, the impulse on the wall after the collision is

A ball comes back after an elastic collision with a wall. If initial m

1.	A ball comes back after an elastic collision with a wall. If initial momentum of the ball is P, the impulse on the wall after the collision is
A.	\[P\]
B.	\[2P\]
C.	zero
D.	\[-2P\]
Answer» C. zero

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A ball comes back after an elastic collision with a wall. If initial momentum of the ball is P, the impulse on the wall after the collision is

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