1.

A copper wire is held at the two ends by rigid supports. At 60^@C , the wire is just taut with negligibletension. The speed of transverse waves in this wire at 10^@C is x xx 10^1m/s, what is the value of x.(y= 1.6 xx 10^11 N//m^2 , alpha = 1.8 xx 10^(-6)//""^@C " and " rho= 9 xx 10^3 kg//m^3)

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ANSWER :4


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