Power Systems Which of the following is/are the disadvantages of phase modifiers? All of these It requires more maintenance because of running equipment Initial cost of synchronous phase modifier is higher It consumes both active and reactive power All of these It requires more maintenance because of running equipment Initial cost of synchronous phase modifier is higher It consumes both active and reactive power ANSWER DOWNLOAD EXAMIANS APP
Power Systems In a nuclear reactor, chain reactor is controlled by introducing brass rods. cadmium rods. iron rods. graphite rods. brass rods. cadmium rods. iron rods. graphite rods. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following is/are advantages of N-R method? Time taken for each iteration is less Number of iterations are less Applicable for large power system network both 1 and 2 Time taken for each iteration is less Number of iterations are less Applicable for large power system network both 1 and 2 ANSWER DOWNLOAD EXAMIANS APP
Power Systems What will be the ratio of the C.T. on the H.V side of a 3 - φ star / delta 33 / 11 kV transformer if the protecting CT on the LV side has a ratio of 300 : 5 ? 100 : 5 / √3. 200 : 5 / √3. 150 : 4 / √3. 120 : 6 / √3. 100 : 5 / √3. 200 : 5 / √3. 150 : 4 / √3. 120 : 6 / √3. ANSWER DOWNLOAD EXAMIANS APP
Power Systems To improve the efficiency of thermal power plant ________________ is placed between boiler and turbine. economizer. superheater. air preheater. ash handling point. economizer. superheater. air preheater. ash handling point. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Transmission line parameters of the short transmission line are 1,Z,Y,1 1,0,Y,1 1,Z,0,1 Z,0,Y,1 1,Z,Y,1 1,0,Y,1 1,Z,0,1 Z,0,Y,1 ANSWER DOWNLOAD EXAMIANS APP
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