Discussion :: Physics
- When hot-water is sprinkled on a hotter glass tumbler, it breaks because
|
A.
Glass suddenly expands |
|
B.
Glass suddenly contracts |
|
C.
Water evaporates |
|
D.
Glass reacts chemically with water |
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Answer : Option B
Explanation :
If the poured liquid is relatively hotter or colder in comparison to the tumbler, it will break. When hot water is poured into a tumbler there is an uneven increase in the thermal expansion of the walls of the vessel.
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