Electric Circuits If the practical units of voltage and current wave each made 20 times as large as they are at present, what would be the consequent alternation in the size of the unit of capacitance? 200 times. Nil. 20 times. 60 times. 200 times. Nil. 20 times. 60 times. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits When AC flows through a pure capacitance then the current leads the emf by 90o. lags the emf by 90o. leads the emf by - 90o. is in phase with emf. leads the emf by 90o. lags the emf by 90o. leads the emf by - 90o. is in phase with emf. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits When the internal resistance of a cell is large compared to the external resistance in the circuit then high current can flow through the external resistance by grouping the cells as in series. in either series or parallel. in parallel. mixed. as in series. in either series or parallel. in parallel. mixed. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A current of 1 mA flows through a 1M ohm, 2 W carbon resistor. The power dissipated as heat in the resistor will be 1 W. 0.5 W. 2 W. None of these 1 W. 0.5 W. 2 W. None of these ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A 10 Ohm resistor has power rating of 1W. Find the maximum current rating. 0.1 A. 0.316 A. 0.01 A. 1 A. 0.1 A. 0.316 A. 0.01 A. 1 A. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Time constant of RC series circuit is L/R 2L/R RC 2RC L/R 2L/R RC 2RC ANSWER DOWNLOAD EXAMIANS APP
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