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Two wires A and B have equal lengths a...

Two wires `A` and `B` have equal lengths and are made of the same material , but diameter of wire `A` is twice that of wire `B`. Then, for a given load,

A

The extension of B will be four times that of A

B

the extension of A and B will be equal

C

the strain in B is two times that in A

D

the strains in A and B will be equal

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The correct Answer is:
A
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