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Two identical wires of materials are joi...

Two identical wires of materials are joined together and subjected to a force. Their Young's modulus are in the ratio `2 :1` . Then their indidual extensions are in the ratio

A

`2 :1`

B

`1 : 3`

C

`3 : 1`

D

`1 : 2`

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The correct Answer is:
D
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