Power Systems If we increase the spacing between the phase conductors, the value of line inductance remains unaffected None of these increase decrease remains unaffected None of these increase decrease ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which type of connection is employed for current transformers for the protection of delta- star connected 3-phase transformer? star-delta star-star delta-delta delta-star star-delta star-star delta-delta delta-star ANSWER DOWNLOAD EXAMIANS APP
Power Systems For flat voltage profile system, voltage regulation is any of the above 50% 100% 0% any of the above 50% 100% 0% ANSWER DOWNLOAD EXAMIANS APP
Power Systems A cable has inductance of 0.22 mH per km and capacitance of 0.202 µF per km. The surge impedance of the cable is 33 Ω 40 Ω 52 Ω 28 Ω 33 Ω 40 Ω 52 Ω 28 Ω ANSWER DOWNLOAD EXAMIANS APP
Power Systems A string insulator has 4 units. The voltage across bottom most unit is 10 kV and its efficiency is 90%. Find the total operating phase voltage? 45 kV 40 kV 36 kV 32 kV 45 kV 40 kV 36 kV 32 kV ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following power planets is the least reliable Geothermal. Solar. Tidal. Wind. Geothermal. Solar. Tidal. Wind. ANSWER DOWNLOAD EXAMIANS APP
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