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Question 6001
NEET Physics · Easy

Work, Energy & Power: Work Done MCQ

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Work DoneEasyQuestion 6001

Question

Work done by a force is zero when the angle between force and displacement is:
  1. A
    0°
  2. B
    45°
  3. C
    90°
    Correct
  4. D
    180°

Correct answer

90°

Explanation

W = Fs cosθ. When θ = 90°, cos90° = 0, so W = 0.

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