Electric Circuits In which braking back emf exceeds supply voltage? Plugging. Regenerative. None of these. Dynamic. Plugging. Regenerative. None of these. Dynamic. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits If P is the power of a star connected system then what will be power of an equivalent delta connected system? None of these P/3 3P P None of these P/3 3P P ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A series circuit consists of R = 20 Ω, L = 20 mH, and AC supply 60 V with f = 100 Hz. The phase angle of current in respect of supply voltage will be 32.1o. 20.2o. 28.8o. 40.4o. 32.1o. 20.2o. 28.8o. 40.4o. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits An electric field line and an equipotential surface are always parallel. none of above. always perpendicular. inclined at any angle. always parallel. none of above. always perpendicular. inclined at any angle. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Electric flux is proportional to potential difference between electrodes. rate of change of current. resistivity of medium. rate of change of potential difference. potential difference between electrodes. rate of change of current. resistivity of medium. rate of change of potential difference. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A 60 Hz frequency voltage would cause a bulb to turn on and off 80 times per second. 120 times per second. 60 times per second. 70 times per second. 80 times per second. 120 times per second. 60 times per second. 70 times per second. ANSWER DOWNLOAD EXAMIANS APP
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