Electric Circuits When AC flows through a pure capacitance then the current leads the emf by 90o. leads the emf by - 90o. lags the emf by 90o. is in phase with emf. leads the emf by 90o. leads the emf by - 90o. lags the emf by 90o. is in phase with emf. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits In the network shown, what is the current I in the direction shown? 0 A. 4 A. 1 / 3 A. 5 / 6 A. 0 A. 4 A. 1 / 3 A. 5 / 6 A. 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? 0.866. 0.5. 1. 0.577. 0.866. 0.5. 1. 0.577. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Which of the following is not a bilateral element? Capacitor. Resistor. Inductor. Diode. Capacitor. Resistor. Inductor. Diode. 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? 2 V. 1 V. None of these. 0.5 V. 2 V. 1 V. None of these. 0.5 V. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits KCL works on the principle of which of the following both. None of these law of conservation of charge. law of conservation of energy. both. None of these law of conservation of charge. law of conservation of energy. ANSWER DOWNLOAD EXAMIANS APP
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