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A 25-Kg Wooden Sign 3

Question 22

Multiple Choice

A 25-kg wooden sign 3.0-m long by 2.2-m high is supported by two nails along its left edge, one at the bottom of the sign and the other at the top. The nails are on the same vertical line. Find the horizontal component of the force exerted by the upper nail.


A) 250 N
B) 120 N
C) 360 N
D) 170 N
E) 280 N

Correct Answer:

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