Power Systems Which of the following relays is/are unit protection relays? over current relays both 1 and 2 Differential relays Buccholz relays over current relays both 1 and 2 Differential relays Buccholz relays ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following statements is/are true? The elements of each row of a Y bus matrix for load flow studies in power system add up to zero if both 2 and 3 are satisfied always if the mutual couplings between transmission lines are absent if the shunt admittances at the buses are ignored if both 2 and 3 are satisfied always if the mutual couplings between transmission lines are absent if the shunt admittances at the buses are ignored ANSWER DOWNLOAD EXAMIANS APP
Power Systems A fuse wire of circular cross-section has a radius of 0.8 mm. The wire blows off at an current of 8 Amp. Calculate the radius of wire that will blow off at an current of 1 amp? 2 mm. 4 mm. 0.4 mm. 0.2 mm. 2 mm. 4 mm. 0.4 mm. 0.2 mm. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Proximity effect depends on distance between the conductors relative permeability frequency All of these distance between the conductors relative permeability frequency All of these ANSWER DOWNLOAD EXAMIANS APP
Power Systems A generating station has a maximum demand of 50 MW a load factor of 60 %, a plant capacity factor of 45 % and if the plant while running as per schedule were fully loaded. The daily energy produced will be 720 MW. 730 MW. 710 MW. 740 MW. 720 MW. 730 MW. 710 MW. 740 MW. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Pelton wheel turbine is a low head turbine. medium head turbine. high head turbine. none of above. low head turbine. medium head turbine. high head turbine. none of above. ANSWER DOWNLOAD EXAMIANS APP
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