Current Electricity A copper wire has a resistance of 10 Ω. It is stretched by one-tenth of its original length. Then its resistance will be 12.1 Ω 11 Ω 10 Ω 9 Ω 12.1 Ω 11 Ω 10 Ω 9 Ω ANSWER DOWNLOAD EXAMIANS APP
Current Electricity The example of non-ohmic resistance is Aluminium wire tungsten wire Copper wire Carbon resistance Aluminium wire tungsten wire Copper wire Carbon resistance ANSWER DOWNLOAD EXAMIANS APP
Current Electricity Ohm's law is not applicable to High currents Dc circuits Semi-conductors Small resistors High currents Dc circuits Semi-conductors Small resistors ANSWER DOWNLOAD EXAMIANS APP
Current Electricity Resistance of a tungsten lamp _____ as applied voltage increases. Increases None of the listed here Remains same Decreases Increases None of the listed here Remains same Decreases ANSWER DOWNLOAD EXAMIANS APP
Current Electricity The SI unit of power is Henry Watt-hour Watt Coulomb Henry Watt-hour Watt Coulomb ANSWER DOWNLOAD EXAMIANS APP
Current Electricity Insulators have _______ temperature co-efficient of resistance. Zero Positive None of the listed here Negative Zero Positive None of the listed here Negative ANSWER DOWNLOAD EXAMIANS APP
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