Physics WAEC

The diagram below illustrates three forces acting on an object at point O. If the object is in equilibrium, determine the magnitude of the force P.

A. 10.5N
B. 11.0N
C. 17.3N
D. 20.0N

Correct Answer: Option D

D. 20.0N

Explanation

10 – P sin 30 = 0

10 – P x 0.5 = 0

P = 20N

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6 years ago

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