Electric Circuits Efficiency of electrical machines should be calculated by measuring losses and output. output and input. losses and input. losses. losses and output. output and input. losses and input. losses. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits What is referred as the average value in AC opearation? Average of all values of an alternating quantity over a complete cycle. Average of all values of the phase sequences. Average of all values of the (+)ve and (-)ve half. Average of all values of an alternating quantity. Average of all values of an alternating quantity over a complete cycle. Average of all values of the phase sequences. Average of all values of the (+)ve and (-)ve half. Average of all values of an alternating quantity. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The maximum current rating for a 10 k Ω, 0.5 W resistor is 7.07 mA. 14.14 mA. 0.707 mA. 28.28 mA. 7.07 mA. 14.14 mA. 0.707 mA. 28.28 mA. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Reactive power drawn by a pure resistor is 0 minimum maximum None of these 0 minimum maximum None of these ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The rms value of the voltage U(t)= 3 + 4cos(3t) 5 V. 7 V. {3 + 2(1.141)} V. 4.123 V. 5 V. 7 V. {3 + 2(1.141)} V. 4.123 V. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Which of the following defined the average value ? Voltage Charge transfer Heating effect Current Voltage Charge transfer Heating effect Current ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS