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A copper wire, 3mm in diameter , is woun...

A copper wire, 3mm in diameter , is wound about a cylinder whose length is 12cm, and diameter 10cm, so as to cover the curved surface of the cylinder . Find the length and mass of the wire, assuming the density of copper to be `8.88g per cm^(3)`

Text Solution

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The correct Answer is:
Mass of the wire `=9xx(3.14)^(2)xx88=787.98g`
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