Question on: SS2 Physics - Mechanics - Laws of Motion

A ladder is leaning against a wall. Which force(s) should be included in the free-body diagram of the ladder?

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A

Weight of the ladder and normal force exerted by the wall.

 

 

B

Weight of the ladder and frictional force exerted by the wall.

 

C

Weight of the ladder, normal force exerted by the wall, and frictional force exerted by the ground.

 

D

Weight of the ladder, normal force exerted by the wall, and frictional force exerted by the ladder's supports.

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Correct Option: C

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