Current Electricity The resistance of a few meters of wire conductor in closed electrical circuit is Very high Low Practically zero High Very high Low Practically zero High ANSWER DOWNLOAD EXAMIANS APP
Current Electricity The resistance of a conductor varies inversely as Are of cross-section Resistivity Temperature Length Are of cross-section Resistivity Temperature Length ANSWER DOWNLOAD EXAMIANS APP
Current Electricity Semiconductors have _______temperature co-efficient of resistance. Zero None of the listed here Positive Negative Zero None of the listed here Positive Negative 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 SI unit of power is Coulomb Watt Watt-hour Henry Coulomb Watt Watt-hour Henry ANSWER DOWNLOAD EXAMIANS APP
Current Electricity Current velocity through a copper conductor is of the order of a few ^.s/m nearly 3 x 108 m/s the same as propagation velocity of electric energy independent of current strength of the order of a few ^.s/m nearly 3 x 108 m/s the same as propagation velocity of electric energy independent of current strength ANSWER DOWNLOAD EXAMIANS APP
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