Electric Circuits Three capacitors each of capacity C are given. The resultant capacity (2/3) C can obtained by using them two in series and third in parallel across this combination. all in series. two in parallel and third in series with this combination. all in parallel. two in series and third in parallel across this combination. all in series. two in parallel and third in series with this combination. all in parallel. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits When 125 V is applied across a 250 V, 100 W filament incandescent bulbs, the power consumption is 25 W. 100 W. 50 W. 12.5 W. 25 W. 100 W. 50 W. 12.5 W. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A series RLC circuit is connected across a 240V, 50 Hz supply. When the voltage across capacitor is 250V, a maximum current of 0.5A flows in the circuit. Find the resistance. 500 Ohms. 1000 Ohms. 480 Ohms. 100 Ohms. 500 Ohms. 1000 Ohms. 480 Ohms. 100 Ohms. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Which of following capacitors has relatively shorter shelf life? Paper. both (B) and (C) above. Electrolytic. Glass. Paper. both (B) and (C) above. Electrolytic. Glass. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Condition for a balanced 3 - phase load is that, each phase has the same value of __________________. power factor. all of these. impedance. resistance. power factor. all of these. impedance. resistance. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The capacitive reactance of an electric circuit is 50 Ohms. The frequency of supply becomes doubled. What is the new capacitive reactance? 200 Ohms. 25 Ohms. 100 Ohms. 50 Ohms. 200 Ohms. 25 Ohms. 100 Ohms. 50 Ohms. ANSWER DOWNLOAD EXAMIANS APP
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