Power Systems Which of the following is/are the advantages of synchronous phase modifier over the shunt compensation? smooth voltage regulation is possible by controlling excitation single unit can be used as both capacitance and inductor by adjusting the excitation initial cost is low both 1 and 2 smooth voltage regulation is possible by controlling excitation single unit can be used as both capacitance and inductor by adjusting the excitation initial cost is low both 1 and 2 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? 50.5% 25% 75% 62.5% 50.5% 25% 75% 62.5% ANSWER DOWNLOAD EXAMIANS APP
Power Systems A guard ring is used in string type insulator having 3 units to improve string efficiency. Find the capacitance of metal link 2 if pin to earth capacitance of each unit is 1 F? 1 F 4 F 2 F 0.5 F 1 F 4 F 2 F 0.5 F ANSWER DOWNLOAD EXAMIANS APP
Power Systems If a 500 MVA, 11 kV 3-phase generator at 50 Hz feeds through a transfer impedance of (0+j0.605) Ω/phase, an infinite voltage also at 11 kV, then the maximum steady state power transfer on the base of 500 MVA and 11 kV is 1 pu 0.8 pu 0.5 pu 0.4 pu 1 pu 0.8 pu 0.5 pu 0.4 pu ANSWER DOWNLOAD EXAMIANS APP
Power Systems In what from the initial energy will be released for the 200 MeV per fission by a neutron in a slow thermal nuclear reactor heat energy. kinetic energy and sound energy. electromagnetic radiations. kinetic energy of particles and electromagnetic radiation. heat energy. kinetic energy and sound energy. electromagnetic radiations. kinetic energy of particles and electromagnetic radiation. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following relays is/are unit protection relays? over current relays Differential relays Buccholz relays both 1 and 2 over current relays Differential relays Buccholz relays both 1 and 2 ANSWER DOWNLOAD EXAMIANS APP
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