Current Electricity An electric filament bulb can be worked from All of the listed here Battery supply only DC supply only AC supply only All of the listed here Battery supply only DC supply only AC supply only 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 Increases Decreases Remains same Heater will burn out Increases Decreases Remains same Heater will burn out ANSWER DOWNLOAD EXAMIANS APP
Current Electricity In a series circuit with unequal resistances The lowest resistance has the highest current The highest resistance has the highest voltage drop The lowest resistance has the highest voltage drop The highest resistance has the most of the current through it The lowest resistance has the highest current The highest resistance has the highest voltage drop The lowest resistance has the highest voltage drop The highest resistance has the most of the current through it ANSWER DOWNLOAD EXAMIANS APP
Current Electricity The weight of an aluminium conductor as compared to a copper conductor of identical cross-section, for the same electrical resistance, is 1 0.6 0.5 1.5 1 0.6 0.5 1.5 ANSWER DOWNLOAD EXAMIANS APP
Current Electricity Electrical current is due to the flow of Both positive and negative charges Negative charges only Positive charges only Neutral particles only Both positive and negative charges Negative charges only Positive charges only Neutral particles only ANSWER DOWNLOAD EXAMIANS APP
Current Electricity Current velocity through a copper conductor is independent of current strength the same as propagation velocity of electric energy nearly 3 x 108 m/s of the order of a few ^.s/m independent of current strength the same as propagation velocity of electric energy nearly 3 x 108 m/s of the order of a few ^.s/m ANSWER DOWNLOAD EXAMIANS APP
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