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Need help: A 5 kg rifle recoils with a speed of 8 m/s when a bullet with a mass of 64 g is fired. The muzzle speed of bullet is?

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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Need help: A 5 kg rifle recoils with a speed of 8 m/s when a bullet with a mass of 64 g is fired. The muzzle speed of bullet is?

1. 375

2.625

3.750

4. 250

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