Current Electricity Conductivity is the reciprocal of Resistance None of the listed here Resistivity Current density Resistance None of the listed here Resistivity Current density ANSWER DOWNLOAD EXAMIANS APP
Current Electricity The hot resistance of the bulb's filament is higher than its cold resistance because the temperature coefficient of the filament is Positive Negative Zero About 2 ohms per degree Positive Negative Zero About 2 ohms per degree ANSWER DOWNLOAD EXAMIANS APP
Current Electricity Current velocity through a copper conductor is of the order of a few ^.s/m the same as propagation velocity of electric energy independent of current strength nearly 3 x 108 m/s of the order of a few ^.s/m the same as propagation velocity of electric energy independent of current strength nearly 3 x 108 m/s ANSWER DOWNLOAD EXAMIANS APP
Current Electricity When one lag of parallel circuit is opened out the total current will Decreases Increases None of the listed here Become zero Decreases Increases None of the listed here Become zero ANSWER DOWNLOAD EXAMIANS APP
Current Electricity Eureka has _______ temperature co-efficient of resistance. Negative Positive None of the listed here Almost zero Negative Positive None of the listed here Almost zero ANSWER DOWNLOAD EXAMIANS APP
Current Electricity Electrical current is due to the flow of Neutral particles only Negative charges only Positive charges only Both positive and negative charges Neutral particles only Negative charges only Positive charges only Both positive and negative charges ANSWER DOWNLOAD EXAMIANS APP