1. A 3 kg ball is thrown horizontally towards a wall with a speed of 5.0 m/s. The initial velocity is chosen to be the positive x-direction for this question. The ball horizontally rebounds back from the wall with a speed of 3.0 m/s in the negative x-direction. The ball is in contact with the wall for 150 milliseconds. (a) What is the change in momentum, Ap, of the ball? (b) What is the Impulse that the wall exerts on the ball, Iball,wall? (c) on the wall, Fwall,ball? Use the impulse-momentum theorem to find the force that the ball exerts ball +X wall ball Vf
1. A 3 kg ball is thrown horizontally towards a wall with a speed of 5.0 m/s. The initial velocity is chosen to be the positive x-direction for this question. The ball horizontally rebounds back from the wall with a speed of 3.0 m/s in the negative x-direction. The ball is in contact with the wall for 150 milliseconds. (a) What is the change in momentum, Ap, of the ball? (b) What is the Impulse that the wall exerts on the ball, Iball,wall? (c) on the wall, Fwall,ball? Use the impulse-momentum theorem to find the force that the ball exerts ball +X wall ball Vf
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Transcribed Image Text:1.
A 3 kg ball is thrown horizontally towards a wall with a speed of 5.0 m/s.
The initial velocity is chosen to be the positive x-direction for this question. The
ball horizontally rebounds back from the wall with a speed of 3.0 m/s in the negative
x-direction. The ball is in contact with the wall for 150 milliseconds.
(a)
What is the change in momentum, Ap, of the ball?
(b)
What is the Impulse that the wall exerts on the ball, Ibau.wall?
Use the impulse-momentum theorem to find the force that the ball exerts
(c)
on the wall, Fwall,ball?
ball
+X
wall
ball
Vf
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