The resistivity of a wire at 20^0C and 100^0C is 3Ω m and 4Ω m respectively. The resistivity of the wire at 0^0C is: Option 1: 11/4 ohm m Option 2: 4/11
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Experiment to determine the resistivity of a metal wire - YouTube
Resistance and Resistivity
Experiment to determine the resistivity of a metal wire - YouTube
More electric current (lower resistance) means more heat is generated. Why doesn't a low resistance conductor like a copper wire generate more heat than a nichrome wire? If a copper wire generates
Resistivity and Electrical Conductivity
The Equation for the Resistance of a Wire - YouTube