Current Electricity The weight of an aluminium conductor as compared to a copper conductor of identical cross-section, for the same electrical resistance, is 0.5 1 1.5 0.6 0.5 1 1.5 0.6 ANSWER DOWNLOAD EXAMIANS APP
Current Electricity In a circuit a 33 Q resistor carries a current of 2 A. The voltage across the resistor is 80 V 132 V 33 V 66 V 80 V 132 V 33 V 66 V ANSWER DOWNLOAD EXAMIANS APP
Current Electricity If a wire conductor of 0.2 ohm resistance is doubled in length, its resistance becomes 0.4 ohm 1.0 ohm 0.6 ohm 0.8 ohm 0.4 ohm 1.0 ohm 0.6 ohm 0.8 ohm ANSWER DOWNLOAD EXAMIANS APP
Current Electricity In the case of direct current Magnitude and direction of current changes with time Magnitude and direction of current remains constant Magnitude of current remains constant Magnitude of current changes with time Magnitude and direction of current changes with time Magnitude and direction of current remains constant Magnitude of current remains constant Magnitude of current changes with time ANSWER DOWNLOAD EXAMIANS APP
Current Electricity In a lamp load when more than one lamp are switched on the total resistance of the load Remains same Increases None of these Decreases Remains same Increases None of these Decreases ANSWER DOWNLOAD EXAMIANS APP
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