Power Systems Water hamming process in pen-stocks results in noise increases, pressure increases, velocity decreases. pressure increases. None of these noise increases. noise increases, pressure increases, velocity decreases. pressure increases. None of these noise increases. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Mho relay is used for protection of none of these. long lines. medium lines. short lines. none of these. long lines. medium lines. short lines. ANSWER DOWNLOAD EXAMIANS APP
Power Systems A three phase, 33 kV oil circuit breaker is rated 1200 A, 2000 MVA, 3 secs. The symmetrical breaking current is 45 kA. 55 kA. 50 kA. 35 kA. 45 kA. 55 kA. 50 kA. 35 kA. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Stock bridge dampers are used to increase the sag reduce the vibrations at the point of support All of these reduce the tension increase the sag reduce the vibrations at the point of support All of these reduce the tension ANSWER DOWNLOAD EXAMIANS APP
Power Systems If the inertia constant H = 8 MJ/MVA for a 50 MVA generator, the stored energy is 400 MJ 8 MJ 50 MJ 200 MJ 400 MJ 8 MJ 50 MJ 200 MJ ANSWER DOWNLOAD EXAMIANS APP
Power Systems The maximum demand of a consumer is 2 kW and corresponding daily energy consumption is 30 units. What is the corresponding load factor? 75% 25% 50.5% 62.5% 75% 25% 50.5% 62.5% ANSWER DOWNLOAD EXAMIANS APP