JEE Physics · Medium

Laws of Motion and Friction: Force — Impulse Application MCQ

Solve this quality-checked JEE multiple-choice question, then review the correct answer and explanation.

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Force — Impulse ApplicationMediumQuestion 30247

Question

A cricket ball (0.15 kg) is stopped from 30 m/s to 0 in 0.05 s by a fielder. Average force exerted is:
  1. A
    9 N
  2. B
    45 N
  3. C
    90 N
    Correct
  4. D
    450 N

Correct answer

90 N

Explanation

F = Δp/Δt = (0.15×30)/0.05 = 4.5/0.05 = 90 N.