📊 Physics
Q. A thick glass tumbler cracks more easily than a thin one when hot water is poured into it. Why?
  • (A) Thick glass is more brittle than thin glass.
  • (B) Thick glass is of inferior quality.
  • (C) The inner surface of the tumbler expands more than its outer surface.
  • (D) The outer surface of the tumbler expands more than its inner surface.
✅ Correct Answer: (C) The inner surface of the tumbler expands more than its outer surface.

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