A man is running on ground the coefficient of friction between man and ground is μ . Assume that the center of mass of man moves horizontally Then which statement is incorrect :

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Normal reaction between man and ground is equal to weight of man

Direction of friction on man is in the direction of motion of man

Direction of friction on man is opposite to the direction of motion of man

Maximum acceleration of man can be μ g

answer is C.

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Detailed Solution

When a person moves on the ground he applies a force backward to get a reaction in forward direction. So frictional force acts opposite the applied fore i.e., in the forward direction.

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