Electric Circuits What is apparent power in AC operation? Product of voltage and current. Product of voltage and current at no load. Product of voltage and current at full load. Product of rms voltage and rms current. Product of voltage and current. Product of voltage and current at no load. Product of voltage and current at full load. Product of rms voltage and rms current. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A balanced delta connected load has an impedance of 9∠30o Ω per phase. What is the impedance per phase of its equivalent star? 3∠30o Ω. 30∠30o Ω. 27∠30o Ω None of these 3∠30o Ω. 30∠30o Ω. 27∠30o Ω None of these ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Internal resistance of ideal current source is finite infinite 100 ohms zero finite infinite 100 ohms zero 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? 25 Ohms. 200 Ohms. 100 Ohms. 50 Ohms. 25 Ohms. 200 Ohms. 100 Ohms. 50 Ohms. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits You have to replace 1500 Ω resistor in radio. You have no 1500 Ω resistor but have several 1000 Ω ones which you would connect two in parallel. three in parallel. three in series. two in parallel and one in series. two in parallel. three in parallel. three in series. two in parallel and one in series. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Which of the following is applicable for both linear and non-linear circuits? Norton’s theorem. Thevnin’s theorem. Superposition theorem. None of these . Norton’s theorem. Thevnin’s theorem. Superposition theorem. None of these . ANSWER DOWNLOAD EXAMIANS APP
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