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Question 6088
NEET Physics · Medium

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

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Work-Energy-Power MixedMediumQuestion 6088

Question

Machine: 800 J output for 1000 J input. Efficiency:
  1. A
    80%
    Correct
  2. B
    125%
  3. C
    1.25%
  4. D
    8%

Correct answer

80%

Explanation

η = (800/1000)×100 = 80%.

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