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Longitudinal Strain

Two identical...

Question

Two identical wires of rubber and iron are stretched by the same weight, then the number of atoms in the iron wire will be

A

equal to that of rubber

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B

less than that of the rubber

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C

more than that of rubber

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D

none of the above

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Solution

The correct option is C more than that of rubber
Iron is more elastic than rubber, hence the number of atoms per unit volume will be more in case of iron.

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