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 0.5. 0.25. 2. 4. 0.5. 0.25. 2. 4. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Efficiency of electrical machines should be calculated by measuring losses. losses and output. losses and input. output and input. losses. losses and output. losses and input. output and input. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A 10Ω resistor is stretched to increase its length double. Its resistance will now be 40 Ω. 5 Ω. 10 Ω. 20 Ω. 40 Ω. 5 Ω. 10 Ω. 20 Ω. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Active element of electrical circuit is current source. both of them. voltage source. none of above. current source. both of them. voltage source. none of above. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits In series R, L circuit power factor can be defined as P/S All of these Vr/V R/Z P/S All of these Vr/V R/Z 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 1236 W. 411.3 W. none of these. 618 W. 1236 W. 411.3 W. none of these. 618 W. ANSWER DOWNLOAD EXAMIANS APP
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