Q. A metal plate with a circular hole at the centre is heated. What will happen to the area of the hole

  • (A) Increase
  • (B) Will increase 1st and then dacrease
  • (C) Dacrease
  • (D) Remain constant
✅ Correct Answer: (A) Increase

Published by Ram Sharma ⭐ 193.88K Points at 23-Mar-2022 09:46 am in Physics

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