Electric Circuits An electric field line and an equipotential surface are always perpendicular. inclined at any angle. always parallel. none of above. always perpendicular. inclined at any angle. always parallel. none of above. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Which material has extremely large resistance? None of these Conductor Semiconductor Insulator None of these Conductor Semiconductor Insulator ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The active and reactive power in an AC circuit are 10W and 20VAR respectively. What is the power factor? 0.577. 0.866. 0.5. 1. 0.577. 0.866. 0.5. 1. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits An ac voltage source v = vo sinωt is connected across a parallel plate capacitor C. If the conductor current is ic and the displacement current is id, then which is true among following relation ic = id. ic + id = 0. ic > id. ic < id. ic = id. ic + id = 0. ic > id. ic < id. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Four bulbs of 40 W each are connected in series with a battery across them, which of the following statement is true? The current through each bulb is same. None of these The power dissipation in each bulb is not same. The voltage across each bulb is not same. The current through each bulb is same. None of these The power dissipation in each bulb is not same. The voltage across each bulb is not same. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Galvanizing is the coating of zinc. brass. chromium. lead. zinc. brass. chromium. lead. ANSWER DOWNLOAD EXAMIANS APP
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