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Explain the following: Why a thick glass tumbler is likely to crack when hot water is poured in it? - Physics

One Line Answer

Explain the following:

Why a thick glass tumbler is likely to crack when hot water is poured in it?

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Solution

When hot water is poured into a thick glass tumbler, it generally cracks because on pouring hot water in the tumbler the inner surface heats up and expands more as compared to its outer surface. This unequal expansion between the two surfaces causes a strain and the tumbler cracks.

Concept: Reactivity of Metals with Cold Water, Hot Water and Steam (With Products Formed).
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APPEARS IN

Frank Class 9 Physics ICSE
Chapter 5 Heat
Exercise | Q 78.1 | Page 232
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