Electric Circuits A motor having a power factor of 0.8 absorbs in active power of 1200 W the reactive power drawn from the supply is _________ VA. 130 250 900 400 130 250 900 400 ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Internal resistance of ideal voltage source is 100 ohms infinite finite zero 100 ohms infinite finite zero ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits In direct arc furnace which of following is of high value? All of above. Current. Power factor. Voltage. All of above. Current. Power factor. Voltage. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Absolute permittivity of dielectric medium is represented as εrε0 εr/ε0 εr ε0 εrε0 εr/ε0 εr ε0 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? 50 Ohms. 100 Ohms. 25 Ohms. 200 Ohms. 50 Ohms. 100 Ohms. 25 Ohms. 200 Ohms. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Purpose of using capacitor is / are effect DC filter in electronic circuit. all of these. increase p.f of inductive load circuit. to do phase split in AC 1 phase motor. effect DC filter in electronic circuit. all of these. increase p.f of inductive load circuit. to do phase split in AC 1 phase motor. ANSWER DOWNLOAD EXAMIANS APP
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