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Young's Modulus of Elasticity

When a rod is...

Question

When a rod is heated but prevented from expanding, the stress developed is independent of

A

Material of the rod

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B

Rise in temperature

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C

Length of rod

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D

None of above

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Solution

The correct option is C
Length of rod

Stress = $Y α △ θ$ ; hence it is independent of length.

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Q. When a rod is heated but prevent from expanding, stress developed is independent of

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