1.

Acopper wire 2m long is stretched by Imm. If the energy stored in the stretched wire is converted into heat, calculate the rise in temperature of the wire. (Y=12.5xx10^(10)N//m^(2), density =9xx10^(3)kg//m^(3) specific heat of copper =385J/kg/K)

Answer»


ANSWER :`0.0045^(@)C`


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