Electric Circuits The coils having self inductor of 10 mH and 15 mH have an effective inductor of 40 mH, when connected in series aiding. What will be the equivalent inductor if we connect them in series opposing 10 mH. 5 mH. 20 mH. 0 mH. 10 mH. 5 mH. 20 mH. 0 mH. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits What are the points to be mentioned in specifying main switches? Current rating. None of these. Voltage grade. Both A and B. Current rating. None of these. Voltage grade. Both A and B. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits In an AC circuit, containing pure inductance, the voltage applied is 120 V, 50 Hz while the current is 10 A. Find the value of inductance. 38 mH. 35 mH. 34 mH. 30 mH. 38 mH. 35 mH. 34 mH. 30 mH. 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 (+)ve and (-)ve half. Average of all values of an alternating quantity. Average of all values of the phase sequences. 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 an alternating quantity. Average of all values of the phase sequences. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Under resonance condition the phase angle between voltage phase and current phase is 90° 45° - 90° 0° 90° 45° - 90° 0° ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A capacitor has a capacitance of 6 μF. Calculate the stored energy in it if a DC voltage of 100 V, is applied across it? 6 × 102 joules. 4 × 102 joules. 2.5 × 102 joules. 3 × 102 joules. 6 × 102 joules. 4 × 102 joules. 2.5 × 102 joules. 3 × 102 joules. ANSWER DOWNLOAD EXAMIANS APP
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