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 22.4A. 17.3A . 14.14A. 30A. 22.4A. 17.3A . 14.14A. 30A. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Voltage magnification will occur in which of the following case? Series resonance Both None of these Parallel resonance Series resonance Both None of these Parallel resonance ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A positive and a negative charged conductor are initially 50 mm apart. When they are moved close together so that they are now only 10 mm apart, the force between them will be 10 times greater than before. 5 times greater than before. 25 times larger than before. 5 times smaller than before. 10 times greater than before. 5 times greater than before. 25 times larger than before. 5 times smaller than before. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Internal resistance of ideal voltage source is finite zero infinite 100 ohms finite zero infinite 100 ohms ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Which of the followings is the expression for energy stored in a capacitor? (1 / 2) Cv2. Cv. C dv / dt. C / v. (1 / 2) Cv2. Cv. C dv / dt. C / v. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The rms value of the voltage U(t)= 3 + 4cos(3t) 7 V. 5 V. 4.123 V. {3 + 2(1.141)} V. 7 V. 5 V. 4.123 V. {3 + 2(1.141)} V. ANSWER DOWNLOAD EXAMIANS APP
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