Question

Expansion on heating can be a nuisance. Explain giving two examples.

Answer 1

Answer:

Examples of nuisance of thermalexpansion : 1 ) Due to high temperature in hot summer , the railway rails may expand and change thier shape to irregular shape . Thismay cause derailment of trains which travel on the track . ... 2 ) Due to high temperature in hot summer , cement floors or walls may give cracks .

Explanation:

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Answer 2

Answer:

Examples of nuisance of expansion : 1 ) Due to high temperature in hot summer , the railway rails may expand and change thier shape to irregular shape . This may cause derailment of trains which travel on the track . ... 2 ) Due to high temperature in hot summer , cement floors or walls may give cracks .

Explanation:

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