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 Decrease Increase Remain constant None of these Decrease Increase Remain constant ANSWER DOWNLOAD EXAMIANS APP
Current Electricity Three identical resistors are first connected in parallel and then in series. The resultant resistance of the first combination to the second will be 3 times 9 times 1/3 times 1/9 times 3 times 9 times 1/3 times 1/9 times ANSWER DOWNLOAD EXAMIANS APP
Current Electricity All good conductors have high Reluctance Conductance Thermal conductivity Resistance Reluctance Conductance Thermal conductivity Resistance ANSWER DOWNLOAD EXAMIANS APP
Current Electricity An instrument which detects electric current is known as Galvanometer Rheostat Wattmeter Voltmeter Galvanometer Rheostat Wattmeter Voltmeter 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 0.2% 0.3% 0.4% None of the listed here 0.2% 0.3% 0.4% None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Current Electricity An electric filament bulb can be worked from Battery supply only DC supply only All of the listed here AC supply only Battery supply only DC supply only All of the listed here AC supply only ANSWER DOWNLOAD EXAMIANS APP