Answered: A 5.0 N horizontal force is applied to…

A 5.0 N horizontal force is applied to a 2.5 kg cart for 3.8 m (starting with a speed of 0 m/s). What is the final velocity of the cart? Your answer: O 2.7 m/s 3.9 m/s 9.8 m/s 15 m/s 48 m/s

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 87A

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Concept explainers

Newton’s Third Law of Motion

The horse pulls the cart and the cart pulls the horse in response as per Newton third law. So the big question is, “Don’t the two forces cancel each other? How does the cart accelerate?”

Question

A 5.0 N horizontal force is applied to a 2.5 kg cart for 3.8 m (starting with a speed of 0 m/s).
What is the final velocity of the cart?
Your answer:
2.7 m/s
3.9 m/s
9.8 m/s
15 m/s
48 m/s
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