Current Electricity Electric current is a Number only Scalar quantity Sometimes scalar and sometimes vector Vector quantity Number only Scalar quantity Sometimes scalar and sometimes vector Vector quantity ANSWER DOWNLOAD EXAMIANS APP
Current Electricity If a wire conductor of 0.2 ohm resistance is doubled in length, its resistance becomes 0.8 ohm 1.0 ohm 0.6 ohm 0.4 ohm 0.8 ohm 1.0 ohm 0.6 ohm 0.4 ohm ANSWER DOWNLOAD EXAMIANS APP
Current Electricity A rheostat differs from potentiometer in the respect that it Has lower wattage rating Has higher wattage rating Offers large number of tapping Has large number of turns Has lower wattage rating Has higher wattage rating Offers large number of tapping Has large number of turns ANSWER DOWNLOAD EXAMIANS APP
Current Electricity Resistance of a carbon filament lamp _______ as the applied voltage increases. Increases None of the listed here Decreases Remains same Increases None of the listed here Decreases Remains same ANSWER DOWNLOAD EXAMIANS APP
Current Electricity Ohm's law is not applicable to Small resistors Semi-conductors High currents Dc circuits Small resistors Semi-conductors High currents Dc circuits ANSWER DOWNLOAD EXAMIANS APP
Current Electricity An instrument which detects electric current is known as Galvanometer Wattmeter Voltmeter Rheostat Galvanometer Wattmeter Voltmeter Rheostat ANSWER DOWNLOAD EXAMIANS APP