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A copper wire is held at the two ends by...

A copper wire is held at the two ends by rigid supports. At `30^(@)C`, the wire is just taut, with negligible tension. Find the speed of transverse waves in this wire at `10^(@)C`.
Given : Young modulus of copper `= 1.3 xx 10^(11) N//m^(2)`.
Coefficient of linear expansion of copper ` = 1.7 xx 10^(-5) ^(@)C^(-1)`. Density of copper `= 9 xx 10^(3) kg //m^(3)`.

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