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  9. Q68

BPSC (Bihar PCS) 2025 · Question 68 of 145

We apply a force of 200 Newtons on a wooden Box and push it on the floor at constant velocity. The marginal friction force will be:

Modern History

  1. A200 NewtonsCorrect
  2. B100 Newtons
  3. C300 Newtons
  4. D400 Newtons

Answer: A. 200 Newtons

Explanation

When an object moves at constant velocity, the net force acting on it is zero. This means the frictional force is equal in magnitude and opposite in direction to the applied force.

Source: 71st BPSC CCE Prelims 2025 (Set H)

← Q67View full paper (145 questions)Q69 →

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