Electric Circuits If emf in a given circuit is given by e = 100 sinω0t, then maximum value of voltage and frequency will be 100 V, 100 Hz. 100√2 V, 100 Hz. 50√2 V, 100 Hz. 100 V, 50 Hz. 100 V, 100 Hz. 100√2 V, 100 Hz. 50√2 V, 100 Hz. 100 V, 50 Hz. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits If a pure inductor is connected across the ac source, the average power taken by the inductor is zero watt. a few watt. maximum power. 100 watt. zero watt. a few watt. maximum power. 100 watt. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Energy efficiency during electroplating is usually in the range 80 to 85%. 50 to 80%. 90 to 99%. 85 to 90%. 80 to 85%. 50 to 80%. 90 to 99%. 85 to 90%. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits If the length of a wire of resistance R is uniformly stretched to n times its original value, what will be its new resistance n2 / R. n2R. R / n2. nR . n2 / R. n2R. R / n2. nR . ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A balanced 3 - φ star connected load is fed from a 208 V, 3 - φ supply. Each load has resistance of 35 Ω. The total power is 411.3 W. 618 W. none of these. 1236 W. 411.3 W. 618 W. none of these. 1236 W. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Addition of which of the following substance in electrolyte helps in producing bright finish? Any of above. Phenol. Glycerine. Dextrol. Any of above. Phenol. Glycerine. Dextrol. ANSWER DOWNLOAD EXAMIANS APP
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