Current Electricity Resistance of 220 V, 100 W lamp will be 484 ft 4.84 Q 48.4 Q 4840 Q 484 ft 4.84 Q 48.4 Q 4840 Q ANSWER DOWNLOAD EXAMIANS APP
Current Electricity Constantan wire is used for making starndard resistance because it has High melting point Low specific resistance Negligibly small temperature co-efficient of resistance High specific resistance High melting point Low specific resistance Negligibly small temperature co-efficient of resistance High specific resistance ANSWER DOWNLOAD EXAMIANS APP
Current Electricity The substances which have a large number of free electrons and offer a low resistance are called Insulators Semi-conductors Inductors Conductors Insulators Semi-conductors Inductors Conductors 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 9 times 1/9 times 1/3 times 3 times 9 times 1/9 times 1/3 times 3 times ANSWER DOWNLOAD EXAMIANS APP
Current Electricity SI unit of power is Coulomb Watt Henry Watt-hour Coulomb Watt Henry Watt-hour ANSWER DOWNLOAD EXAMIANS APP
Current Electricity An instrument which detects electric current is known as Wattmeter Galvanometer Rheostat Voltmeter Wattmeter Galvanometer Rheostat Voltmeter ANSWER DOWNLOAD EXAMIANS APP
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