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. 39.1 V. 45.5 V. 50.5 V. 31.9 V. 39.1 V. 45.5 V. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits What is the real power in AC operation? Apperant power × cosφ. Both option A and B. None of these. VIcosφ. Apperant power × cosφ. Both option A and B. None of these. VIcosφ. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits If L and C both are doubled than damping in above circuit will be doubled as compared to previous one. remains same. None of these halved as compared to previous one. doubled as compared to previous one. remains same. None of these halved as compared to previous one. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The ratio of intensity of magnetisation to the magnetising force is known as flux density. susceptibility. relative permeability. none of above. flux density. susceptibility. relative permeability. none of above. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits In a capacitor, the electrical energy is stored in both ‘electric field’ and magnetic field’. electric field. none of above. magnetic field. both ‘electric field’ and magnetic field’. electric field. none of above. magnetic field. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Unit of apparent power is VAR. VA. KWhr. Watts. VAR. VA. KWhr. Watts. ANSWER DOWNLOAD EXAMIANS APP
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