A 1.2 kg object moving with a speed of 8.0 m/s collides with a wall and rebounds with a speed of 6.0 m/s in the opposite direction. If the object is in contact with the wall for 0.002 s, what is the magnitude of the average force on the object by the wall? 9800 N O 9100 N 8400 N O 7700N O 1200 N

A 1.2 kg object moving with a speed of 8.0 m/s collides with a wall and rebounds with a speed of 6.0 m/s in the opposite direction. If the object is in contact with the wall for 0.002 s, what is the magnitude of the average force on the object by the wall? 9800 N O 9100 N 8400 N O 7700N O 1200 N

Glencoe Physics: Principles and Problems, Student Edition

1st Edition

ISBN:9780078807213

Author:Paul W. Zitzewitz

Publisher:Paul W. Zitzewitz

Chapter9: Momentum And Its Conservation

Section: Chapter Questions

Problem 47A

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Question

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A 1.2 kg object moving with a
speed of 8.0 m/s collides with a
wall and rebounds with a speed of
6.0 m/s in the opposite direction. If
the object is in contact with the
wall for 0.002 s, what is the
magnitude of the average force on
the object by the wall?
9800 N
O 9100 N
8400 N
O 7700 N
O
1200 N

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