Power Systems Due to proximity effect, the increase in conductor resistance is not negligible in All of these communication lines underground cable overhead transmission lines All of these communication lines underground cable overhead transmission lines ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which one of the following relays has the capability of anticipating the possible major fault in a transformer? Buchholz relay Differential relay Over current relay Over fluxing relay Buchholz relay Differential relay Over current relay Over fluxing relay ANSWER DOWNLOAD EXAMIANS APP
Power Systems The pu parameters for a 500 MVA machine on its own base are: Inertia, H = 20 pu; reactance X = 2 pu. The pu values of inertia and reactance on 100 MVA common base, respectively, are 4, 0.4 4, 10 100, 10 100, 0.4 4, 0.4 4, 10 100, 10 100, 0.4 ANSWER DOWNLOAD EXAMIANS APP
Power Systems Operating cost of thermal power station is less than that of hydroelectric power plant. less than that of nuclear power plant. less than that of diesel power plant. is the same as that of nuclear power plant. less than that of hydroelectric power plant. less than that of nuclear power plant. less than that of diesel power plant. is the same as that of nuclear power plant. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Counter poise is used for proper discharging of lighting surges less surge impedance reduce losses more surge impedance proper discharging of lighting surges less surge impedance reduce losses more surge impedance ANSWER DOWNLOAD EXAMIANS APP
Power Systems When is the ferranti effect on long overhead lines experienced? The line is lightly loaded The power factor is unity The line is heavily loaded The line is fully loaded The line is lightly loaded The power factor is unity The line is heavily loaded The line is fully loaded ANSWER DOWNLOAD EXAMIANS APP
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