Current Electricity The substances which have a large number of free electrons and offer a low resistance are called Insulators Inductors Semi-conductors Conductors Insulators Inductors Semi-conductors Conductors ANSWER DOWNLOAD EXAMIANS APP
Current Electricity The specific resistance of a metallic conductor ______ with rise in temperature. Remains unchanged None of the listed here Decreases Increases Remains unchanged None of the listed here Decreases Increases ANSWER DOWNLOAD EXAMIANS APP
Current Electricity The insulation on a current carrying conductor is provided Both of the listed here To prevent leakage of current To prevent shock None of above factors Both of the listed here To prevent leakage of current To prevent shock None of above factors ANSWER DOWNLOAD EXAMIANS APP
Current Electricity At 0 K, germanium behaves as An insulator A ferromagnetic substance A conductor A superconductor An insulator A ferromagnetic substance A conductor A superconductor ANSWER DOWNLOAD EXAMIANS APP
Current Electricity Electric pressure is also called Energy Resistance Power Voltage Energy Resistance Power Voltage ANSWER DOWNLOAD EXAMIANS APP
Current Electricity Resistance of a carbon filament lamp _______ as the applied voltage increases. Increases Decreases None of the listed here Remains same Increases Decreases None of the listed here Remains same ANSWER DOWNLOAD EXAMIANS APP