Current Electricity The resistance of a conductor varies inversely as Are of cross-section Temperature Length Resistivity Are of cross-section Temperature Length Resistivity ANSWER DOWNLOAD EXAMIANS APP
Current Electricity The substances which have a large number of free electrons and offer a low resistance are called Insulators Inductors Conductors Semi-conductors Insulators Inductors Conductors Semi-conductors ANSWER DOWNLOAD EXAMIANS APP
Current Electricity An electric filament bulb can be worked from DC supply only AC supply only All of the listed here Battery supply only DC supply only AC supply only All of the listed here Battery supply only ANSWER DOWNLOAD EXAMIANS APP
Current Electricity Temperature coefficient of resistance is expressed in terms of ohms/°C mhos/°C mhos/ohm°C ohms/ohm°C ohms/°C mhos/°C mhos/ohm°C ohms/ohm°C ANSWER DOWNLOAD EXAMIANS APP
Current Electricity A 40 W bulb is connected in series with a room heater. If now 40 W bulb is replaced by 100 W bulb, the heater output will Heater will burn out Decreases Remains same Increases Heater will burn out Decreases Remains same Increases ANSWER DOWNLOAD EXAMIANS APP
Current Electricity The flow of current in solids is due to Electrons and ions Electrons Atoms Nucleus Electrons and ions Electrons Atoms Nucleus ANSWER DOWNLOAD EXAMIANS APP
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