Electric Circuits Instantaneous power in inductor is proportional to the square of instantaneous current. product of the instantaneous current and rate of change of current. temperature of the inductor. square of the rate of change of current. square of instantaneous current. product of the instantaneous current and rate of change of current. temperature of the inductor. square of the rate of change of current. ANSWER DOWNLOAD EXAMIANS APP
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 Two battery having unequal emf cannot be connected in series. both a and d can be connected in series only. cannot be connected in parallel. cannot be connected in series. both a and d can be connected in series only. cannot be connected in parallel. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits VRN, VYN and VBN are three phase voltage of a balanced three phase system. If VRN = 200∠30o V and VBN = 200∠- 90o V, then phase sequence of the system is RBY. YRB. BRY. RYB. RBY. YRB. BRY. RYB. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Resistance of which material does not change with change in temperature? Platinum. Tungsten. Metal alloys constantan and manganin. Brass. Platinum. Tungsten. Metal alloys constantan and manganin. Brass. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Which of the followings is the expression for energy stored in a capacitor? C / v. (1 / 2) Cv2. C dv / dt. Cv. C / v. (1 / 2) Cv2. C dv / dt. Cv. ANSWER DOWNLOAD EXAMIANS APP
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