In the figure below, a 0.40 kg ball with a speed v of 5.0 m/s strikes a wall at an angle 0 of 30° and then rebounds with the same speed and angle. It is in contact with the wall for 10 ms. (a) What is the impulse on the ball from the wall? [express your answer in unit vectors] (b) What is the average force on the wall from the ball? [give the answer in unit vectors]

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Chapter9: Linear Momentum And Collisions
Section: Chapter Questions
Problem 92AP: A car crashes into a large tree that does not move. The car goes from 30 m/s to 0 in 1.3 m. (a) What...
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In the figure below, a 0.40 kg ball with a speed v of 5.0 m/s strikes a wall at an angle 0 of 30°
and then rebounds with the same speed and angle. It is in contact with the wall for 10 ms.
(a) What is the impulse on the ball from the wall? [express your answer in unit vectors]
(b) What is the average force on the wall from the ball? [give the answer in unit vectors]
Transcribed Image Text:In the figure below, a 0.40 kg ball with a speed v of 5.0 m/s strikes a wall at an angle 0 of 30° and then rebounds with the same speed and angle. It is in contact with the wall for 10 ms. (a) What is the impulse on the ball from the wall? [express your answer in unit vectors] (b) What is the average force on the wall from the ball? [give the answer in unit vectors]
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