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Question 6050
NEET Physics · Medium

Work, Energy & Power: Non-Conservative Forces MCQ

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Non-Conservative ForcesMediumQuestion 6050

Question

Ball slides down rough incline (mgh = 50 J, friction loss = 20 J). KE at bottom:
  1. A
    30 J
    Correct
  2. B
    70 J
  3. C
    20 J
  4. D
    50 J

Correct answer

30 J

Explanation

KE = 50 − 20 = 30 J.

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