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Question 6363
NEET Physics · Hard

Mechanical Properties of Solids: Elastic PE MCQ

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Elastic PEHardQuestion 6363

Question

If stress doubles (same material), elastic PE per unit volume:
  1. A
    Doubles
  2. B
    Halves
  3. C
    Quadruples
    Correct
  4. D
    Stays same

Correct answer

Quadruples

Explanation

u = σ²/2Y. σ→2σ: u → 4u = quadruples.

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