A piece of copper wire has twice the radius of a piece of steel wire The Young s modulus for steel is twice that for the copper One end of the copper wire is joined to one end of the steel wire so that both can be subjected to the same longitudinal force By what fraction of its length of the copper has increased by 1% ?

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A piece of copper wire has twice the radius of a piece of steel wire The Young s modulus for steel is twice that for the copper One end of the copper wire is joined to one end of the steel wire so that both can be subjected to the same longitudinal force By what fraction of its length of the copper has increased by 1% ?

1.1%

2.2%

3.2.50%

4.3%

Posted Date:-2021-09-25 23:05:18

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