At what temperature will the resistannce of a copper wire become three times its value at `0^(@)C` (Temperature coefficient of resistance for copper `=4xx10^(-3)"per".^(@)C`:-

At what temperature will the resistance of a copper wire become three times its value at 0^(@)C (Temperature coefficient of resistance for copper = 4 xx 10^(-3) per C)

At what temperature the resistance of a copper wire will become three times its value at 0^@C ? Temperature coefficient of resistance for copper 4xx10^(-3)//C

At what temperature(in kelvin) would the resistance of a copper wire be half its resistance at 0^@C ? Temperature coefficient of resistance of copper is 3.9 xx 10^(-3).^(@)C^(-1) .

Copper and carbon wires are connected in series and the combined resistor is kept at 0^(@)C . Assuming the combined resistance does not vary with temperature the ratio of the resistances of carbon and copper wires at 0^(@)C is (Temperature coefficient of resistivity of copper and carbon respectively are 4xx(10^(-3))/( ^(@)C) and -0.5xx(10^(-3))/( ^(@)C)

Copper and carbon wires are connected in series and the combined resistor is kept at 0^(@)C . Assuming the combined resistance does not vary with temperature the ratio of the resistances of carbon and copper wires at 0^(@)C is (Temperature coefficient of resistivity of copper and carbon respectively are 4xx(10^(-3))/( ^(@)C) and -0.5xx(10^(-3))/( ^(@)C)

The resistance of a copper wire is 20 Omega at 0^@C . Find the resistance at 60^@C if the temperature coefficient of resistance of material is 0.004//^@C .

The resistance of a copper wire at 20^@C is 3 Omega and at 100^@ is 3.94 Omega .Determine the temperature coefficient of resistance of copper.

Calcualte the temperature at which the resistance of a conductor becomes 20% more than its resistance at 27^@C . The value of the temperature coefficient of resistance of the conductor is 2.0 xx 10^-4 K^-1