Current Electricity Two resistances Rl and Ri are connected in series across the voltage source where Rl > Ri. The largest drop will be across Ri Rl None of them Either Rl or Ri Ri Rl None of them Either Rl or Ri ANSWER DOWNLOAD EXAMIANS APP
Current Electricity The current in the circuit having constant resistance is tripled. The power increases 1/3 times 9 times 3 times 1/9 times 1/3 times 9 times 3 times 1/9 times ANSWER DOWNLOAD EXAMIANS APP
Current Electricity A copper wire is stretched so that its length is increased by 0.1 % . The change in its resistance is None of the listed here 0.3% 0.2% 0.4% None of the listed here 0.3% 0.2% 0.4% ANSWER DOWNLOAD EXAMIANS APP
Current Electricity Ohm's law is not applicable to Circuits with low current densities Vaccum tubes High voltage circuits Carbon resistors Circuits with low current densities Vaccum tubes High voltage circuits Carbon resistors ANSWER DOWNLOAD EXAMIANS APP
Current Electricity The hot wire of electric bulb's filament is higher than its cold resistance because the temperature co-efficient of filament is Zero Negative None of the listed here Positive Zero Negative None of the listed here Positive ANSWER DOWNLOAD EXAMIANS APP
Current Electricity When resistance element of a heater fuses and then we reconnect it after removing a portion of it, the power of the heater will None of these Increase Decrease Remain constant None of these Increase Decrease Remain constant ANSWER DOWNLOAD EXAMIANS APP
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