Current Electricity Electric current passing through the circuit produces Chemical effect Luminous effect Magnetic effect Thermal effect Chemical effect Luminous effect Magnetic effect Thermal effect ANSWER DOWNLOAD EXAMIANS APP
Current Electricity Which of the following material has nearly zero temperature co-efficient of resistance? Carbon Copper Manganin Porcelain Carbon Copper Manganin Porcelain ANSWER DOWNLOAD EXAMIANS APP
Current Electricity Electrical current is due to the flow of Both positive and negative charges Neutral particles only Negative charges only Positive charges only Both positive and negative charges Neutral particles only Negative charges only Positive charges only ANSWER DOWNLOAD EXAMIANS APP
Current Electricity Resistance of a carbon filament lamp _______ as the applied voltage increases. Remains same None of the listed here Decreases Increases Remains same None of the listed here Decreases Increases ANSWER DOWNLOAD EXAMIANS APP
Current Electricity The insulation on a current carrying conductor is provided None of above factors To prevent shock To prevent leakage of current Both of the listed here None of above factors To prevent shock To prevent leakage of current Both of the listed here ANSWER DOWNLOAD EXAMIANS APP
Current Electricity What voltage drop will be there across a 1 kW electric heater whose resistance when hot is 40 Ω? 50 V 150 V 200 V 100 V 50 V 150 V 200 V 100 V ANSWER DOWNLOAD EXAMIANS APP
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