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Thermal Expansion

When a bimeta...

Question

When a bimetallic strip is heated, it

A

Does not bend at all

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B

Gets twisted in the form of a helix

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C

Bend in the form of an arc with the more expandable metal outside

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D

Bend in the form of an arc with the more expandable metal inside

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Solution

The correct option is A Bend in the form of an arc with the more expandable metal outside
When a bimetallic strip is heated, it Bend in the form of an arc with the more expandable metal outside as shown in figure

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