Power Systems Zero voltage regulation is possible only for leading power factor unity power factor All of these lagging power factor leading power factor unity power factor All of these lagging power factor ANSWER DOWNLOAD EXAMIANS APP
Power Systems If all the sequence voltages at the fault point in a power system are equal, then the fault point is a LLG LG LLL LL LLG LG LLL LL ANSWER DOWNLOAD EXAMIANS APP
Power Systems The insulation resistance of the 20 km long underground cable is 8 MΩ. Other things being same, the insulation resistance of 10 km long cable will be 8 MΩ 4 MΩ 32 MΩ 16 MΩ 8 MΩ 4 MΩ 32 MΩ 16 MΩ ANSWER DOWNLOAD EXAMIANS APP
Power Systems Hydro-graph is similar to both B and C. mass curve. load curve. energy load curve. both B and C. mass curve. load curve. energy load curve. ANSWER DOWNLOAD EXAMIANS APP
Power Systems a 50 Hz, 3-phase synchronous generator has inductance per phase of 15 mH. The capacitance of the generator and circuit breaker is 0.002 µF. What is its natural frequency? 2.9 kHz 290 kHz 29 MHz 29 kHz 2.9 kHz 290 kHz 29 MHz 29 kHz ANSWER DOWNLOAD EXAMIANS APP
Power Systems Zero sequence currents can flow from a line into a transformer bank if the windings are in delta / star. delta / delta. ground star / delta. star / grounded star. delta / star. delta / delta. ground star / delta. star / grounded star. ANSWER DOWNLOAD EXAMIANS APP