Electric Circuits When 125 V is applied across a 250 V, 100 W filament incandescent bulbs, the power consumption is 100 W. 50 W. 25 W. 12.5 W. 100 W. 50 W. 25 W. 12.5 W. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A capacitor is connected to supply with switch and the switch is connected between capacitor and supply. Initially switch is open at time zero, and then switch is closed. Then how capacitor behaves at time t = 0+? dielectric losses increases. short circuit. dielectric losses decreases. open circuit. dielectric losses increases. short circuit. dielectric losses decreases. open circuit. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A 3 wire, 3 - φ supply feeds a load consisting of three equal resistors. By how much is the load reduced if one of the resistors be removed when the load is in star? 33.33 % of the original load. 25 % of the original load. 50 % of the original load. 66.66 % of the original load. 33.33 % of the original load. 25 % of the original load. 50 % of the original load. 66.66 % of the original load. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits What is the real power in AC operation? Apperant power × cosφ. Both option A and B. VIcosφ. None of these. Apperant power × cosφ. Both option A and B. VIcosφ. None of these. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Which resistor will be physically larger in size? 100 Ω, 10 W. 10 Ω, 50 W. 1 M Ω, 1/2 W. 1 k Ω, 1 W. 100 Ω, 10 W. 10 Ω, 50 W. 1 M Ω, 1/2 W. 1 k Ω, 1 W. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A paper capacitor is usually available in form of rolled foil. tubes. meshed plates. disc. rolled foil. tubes. meshed plates. disc. ANSWER DOWNLOAD EXAMIANS APP
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