Electric Circuits A positive and a negative charged conductor are initially 50 mm apart. When they are moved close together so that they are now only 10 mm apart, the force between them will be 5 times smaller than before. 10 times greater than before. 5 times greater than before. 25 times larger than before. 5 times smaller than before. 10 times greater than before. 5 times greater than before. 25 times larger than before. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The strength of current in 1 H inductor changes at rate of 1 A / sec. Find the voltage across it? None of these. 0.5 V. 1 V. 2 V. None of these. 0.5 V. 1 V. 2 V. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Capacitors for P.f correction are rated in KW. KVAR. KV. KVA. KW. KVAR. KV. KVA. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits What is the unit of potential difference ? Ampere Volt Watt Ohm Ampere Volt Watt Ohm ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits What is the dielectric material used in precision small value capacitor and capacitor used in radio frequency circuits? Vacuum, air. Oil impregnated paper. Glass. Titanium oxide. Vacuum, air. Oil impregnated paper. Glass. Titanium oxide. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A series RLC circuit is connected across a 240V, 50 Hz supply. When the voltage across capacitor is 250V, a maximum current of 0.5A flows in the circuit. Find the inductance. 2.25 µF. 0.47 µF. 6.37 µF. 1.58 µF. 2.25 µF. 0.47 µF. 6.37 µF. 1.58 µF. ANSWER DOWNLOAD EXAMIANS APP
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