📊 Science
Q. When hot liquid is poured into a thick glass tumbler, it cracks as glass
  • (A) has high temperature coefficient of expansion
  • (B) has a very low specific heat
  • (C) has low temperature coefficient of expansion
  • (D) is a bad conductor of heat so only inner surface expands
✅ Correct Answer: (D) is a bad conductor of heat so only inner surface expands

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Ram Sharma
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