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. dielectric losses decreases. open circuit. short circuit. dielectric losses increases. dielectric losses decreases. open circuit. short circuit. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The active and reactive power in an AC circuit are 10W and 20VAR respectively. What is the power factor? 0.5. 0.577. 1. 0.866. 0.5. 0.577. 1. 0.866. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A balanced three Phase Y-connected load has one phase voltage VB = 277∠45o V. The phase sequence is RYB. The line to line voltage VRY is 339∠- 45o V. 480∠45o V. 480∠ - 45o V. 339∠45o V. 339∠- 45o V. 480∠45o V. 480∠ - 45o V. 339∠45o V. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Consider the following circuit : Switch is closed at t = 0 Find i(0 +) 0. V/R. (V*L) / (R*C) V / {R + (sL + 1 / Cs)}. 0. V/R. (V*L) / (R*C) V / {R + (sL + 1 / Cs)}. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits When power factor angle is varying, the shape of the current locus is Circle Semicircle Triangle Straight line Circle Semicircle Triangle Straight line ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits What is mean by flow of electrons? Insulator. Semiconductor. Electric current. Voltage. Insulator. Semiconductor. Electric current. Voltage. ANSWER DOWNLOAD EXAMIANS APP
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