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Physics / Conceptual Physics 11 / Chapter 5 / Problem 20E

Conceptual Physics | 11th Edition | ISBN: 9780321568090 | Authors: Paul G. Hewitt

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Answer: A farmer urges his horse to pull a wagon. The

Chapter 5, Problem 20E

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QUESTION:

Problem 20E

A farmer urges his horse to pull a wagon. The horse refuses, saying that to try would be futile, for it would flout Newton’s third law. The horse concludes that she can’t exert a greater force on the wagon than the wagon exerts on her and, therefore, that she won’t be able to accelerate the wagon. What is your explanation to convince the horse to pull?

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QUESTION:

Problem 20E

A farmer urges his horse to pull a wagon. The horse refuses, saying that to try would be futile, for it would flout Newton’s third law. The horse concludes that she can’t exert a greater force on the wagon than the wagon exerts on her and, therefore, that she won’t be able to accelerate the wagon. What is your explanation to convince the horse to pull?

ANSWER:

Solution 20E

Step 1 :

To answer this question we shall first consider the 3rd law of Newton which says “ Every action has equal and opposite reaction “

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