A Man Pushes Against a Rigid,immovable Wall

question 34

Multiple Choice

A man pushes against a rigid,immovable wall.Which of the following is the most accurate statement concerning this situation?

• A)The man can never exert a force on the wall that exceeds his weight.
• B)If the man pushes on the wall with a force of 200 N,we can be sure that the wall is pushing back with a force of exactly 200 N on him.
• C)Since the wall cannot move,it cannot exert any force on the man.
• D)The man cannot be in equilibrium since he is exerting a net force on the wall.
• E)The friction force on the man's feet is directed to the left.

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