Electric Circuits What is referred as the average value in AC opearation? Average of all values of the (+)ve and (-)ve half. Average of all values of the phase sequences. 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 (+)ve and (-)ve half. Average of all values of the phase sequences. Average of all values of an alternating quantity. Average of all values of an alternating quantity over a complete cycle. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The rms value of the resultant current in a wire which carries a DC current of 10A and a sinusoidal current of peak value 20A is 17.3A . 30A. 14.14A. 22.4A. 17.3A . 30A. 14.14A. 22.4A. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits What will be the rms value of rectangular wave with amplitude 10 V? 11.2 V. 7.7 V. 10 V. 5√2 V. 11.2 V. 7.7 V. 10 V. 5√2 V. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A 100 ohm resistor is directly connected across a 80 V battery. What is the power dissipation? 1 W. 64 W. 10 W. 5 W. 1 W. 64 W. 10 W. 5 W. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A external resistance R is connected to a cell of internal resistance r, then the current is maximum when None of these R > r. R = r. R < r. None of these R > r. R = r. R < r. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The ratio of the resistance of a 200 W, 230 V lamp to that of a 100 W, 115 V lamp will be 4. 2. 0.25. 0.5. 4. 2. 0.25. 0.5. ANSWER DOWNLOAD EXAMIANS APP
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