Electric Circuits A 50 μF capacitor is charged to retain 10 MJ of energy by a constant charging current of 1 A. Determine the voltages across the capacitor? 60 V. 30 V. 50 V. 20 V. 60 V. 30 V. 50 V. 20 V. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits For the circuit shown below the value of R is adjusted so as to make the current in RL equal to zero. Calculate the value of R. 1 Ω. 2 Ω. 3 Ω. 4 Ω. 1 Ω. 2 Ω. 3 Ω. 4 Ω. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits In series R, L circuit power factor can be defined as R/Z All of these P/S Vr/V R/Z All of these P/S Vr/V ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The value of unity impulse function at time (t) = 0 is infinite. indeterminate. 1. 0. infinite. indeterminate. 1. 0. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits What is apparent power in AC operation? Product of voltage and current at full load. Product of voltage and current. Product of voltage and current at no load. Product of rms voltage and rms current. Product of voltage and current at full load. Product of voltage and current. Product of voltage and current at no load. Product of rms voltage and rms current. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Time constant of RC series circuit is 2RC RC L/R 2L/R 2RC RC L/R 2L/R ANSWER DOWNLOAD EXAMIANS APP
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