Electric Circuits What is apparent power in AC operation? Product of rms voltage and rms current. Product of voltage and current. Product of voltage and current at full load. Product of voltage and current at no load. Product of rms voltage and rms current. Product of voltage and current. Product of voltage and current at full load. Product of voltage and current at no load. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits In series RLC circuit which of the following represents the Q factor ? XL/R XC/R All of these VR/V XL/R XC/R All of these VR/V ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits In RLC parallel network R = 2 Ohm, L = 2mH and C = 1μF. Find the value of time constant? 2 msec 2 μsec 4 msec 4 μsec 2 msec 2 μsec 4 msec 4 μsec ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Which of the following may be the value of resistivity of copper at absolute zero in ohm-metre? 3.12. 0.020. 6.24. 1.56. 3.12. 0.020. 6.24. 1.56. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The current in a chemical cell is a movement of positive and negative ions. positive hole charges. positive ions only. negative ions only. positive and negative ions. positive hole charges. positive ions only. negative ions only. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits When power factor angle is varying, the shape of the current locus is Triangle Semicircle Circle Straight line Triangle Semicircle Circle Straight line ANSWER DOWNLOAD EXAMIANS APP