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Question 30226
JEE Physics · Medium

Laws of Motion and Friction: Friction — Direction MCQ

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Friction — DirectionMediumQuestion 30226

Question

A block is pushed across a rough floor. The kinetic friction on the block is directed:
  1. A
    In the direction of push
  2. B
    Opposite to the direction of motion
    Correct
  3. C
    Vertically downward
  4. D
    Vertically upward

Correct answer

Opposite to the direction of motion

Explanation

Kinetic friction always opposes the relative motion of the surface, i.e., opposite to the direction the block slides.

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