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A load (M) suspended from a wire produce...

A load (M) suspended from a wire produces an elongation (e ) in the wire then find the rise in temperature required to produce same elongation in the same wire.

Text Solution

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`Y=(((F)/(A)))/(((Deltal)/(l)))" "alpha=(Deltal)/(l(Deltal))`
`Deltal=(Mgl)/(AY)…….(1)" "Deltal=lalpha Delta t……….(2)`
But from data `(Mgl)/(AY)=l alphaDeltat rArr Deltat=(Mg)/(AY alpha)`
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