Q. Thermal expansion of materials arises from

  • (A) Strong bonds
  • (B) Thermal vibrations
  • (C) Weak bonds
  • (D) Asymmetry of potential energy curve
✅ Correct Answer: (D) Asymmetry of potential energy curve

Published by Mahesh Chandra ⭐ 7.32K Points at 01-Nov-2021 07:59 pm in Physics

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