Q169
When hot liquid is poured into a thick glass tumbler, it cracks because glass :
A.
Is a bad conductor of heat so only inner surface expands
AnswerB.
Has high temperature coefficient of expansion
C.
Has a very low specific heat
D.
Has low temperature coefficient of expansion
Answer: Option A
Solution
Answer: Option A
Solution:
When hot liquid is poured into a thick glass tumbler, it cracks because glass is a bad conductor of heat so only inner surface expands.