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Physics For Scientists & Engineers
Found in: Page 138

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Short Answer

An object of mass moves with accelerationa down a rough incline . Which of the following forces should appear in a free-body diagram of the object ?

A) The gravitational force exerted by the planet

B) ma in the direction of motion

C) The normal force exerted by the incline

D) The friction force exerted by the incline

E) The force exerted by the object on the incline

Correct Answer (A ),( C ), (D )

See the step by step solution

Step by Step Solution

Step 1: Newton 3rd low of motion  

It states that when two bodies interact , they apply forces to one and another that are equal in magnitude and opposite in direction .

Step 2: Explanation

A free body diagram shows the force exerted on the object by other objects , and the net force is sum of those forces.


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