SAT Subject Physics Practice Question 631: Answer and Explanation

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Question: 631

12. A pile of 11 books weighing 2 N each is sitting on a table. With what total force does the table push back on the books?

A. 2N
B. 11N
C. 22N
D. 33N
E. 44N

Correct Answer: C

Explanation:

The correct answer is (C). This is an example of the first condition of equilibrium.

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