Electric Circuits A series circuit consists of R = 20 Ω, L = 20 mH, and AC supply 60 V with f = 100 Hz. The voltage drop across L is 50.5 V. 31.9 V. 45.5 V. 39.1 V. 50.5 V. 31.9 V. 45.5 V. 39.1 V. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits What is the frequency of domestic power in India? 220 Hz. 50 Hz. 60 Hz. 70 Hz. 220 Hz. 50 Hz. 60 Hz. 70 Hz. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A capacitor of 50 microfarad is connected in series with a resistance of 120 Ω. If above circuit is connected across 240 V, 50 Hz 1 - φ supply. Find the capacitive reactance? 63.7 Ω. 135.86 Ω. 1.765 Ω. 0.015 Ω. 63.7 Ω. 135.86 Ω. 1.765 Ω. 0.015 Ω. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The current in a chemical cell is a movement of positive hole charges. positive and negative ions. negative ions only. positive ions only. positive hole charges. positive and negative ions. negative ions only. positive ions only. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The power dissipated in a pure capacitor is proportional to the value of capacitance. zero. proportional to applied voltage. both (B) and (C) above. proportional to the value of capacitance. zero. proportional to applied voltage. both (B) and (C) above. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits What is meant by the rate of flow of an electric charge? None of these Electric resistance. Electric current. Electric potential. None of these Electric resistance. Electric current. Electric potential. ANSWER DOWNLOAD EXAMIANS APP
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