engineering recuitment UPCL AE (E&M) 2021 Mock Test Physics Current, Resistance and Electricity Temperature Dependence of Resistivity
The resistance of the bulb filament is 100 Ω at a temperature of 100 °C, its temperature co-efficient of resistance be 0.005 per °C at zero degree. its resistance will become 200 Ω at a temperature.
1
300 °C
2
400 °C
3
500 °C
4
200 °C