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Question 6099
NEET Physics · Hard

Work, Energy & Power: Work-Energy-Power Mixed MCQ

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Work-Energy-Power MixedHardQuestion 6099

Question

Constant force F gives body acceleration a (start from rest). Instantaneous power at time t:
  1. A
    F²t/m
    Correct
  2. B
    Ft/m
  3. C
    Fat
  4. D
    F²at/m

Correct answer

F²t/m

Explanation

v = at = (F/m)t. P = Fv = F×(F/m)t = F²t/m.

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