Power Systems In a Gauss Seidel load flow method, the number of iterations may be reduced if the correction in voltage at each bus is multiplied by Gauss constant Acceleration factor Blocking factor Lagrange multiplier Gauss constant Acceleration factor Blocking factor Lagrange multiplier ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following faults is/are treated as external faults? Failure of excitation Over voltage All of these Failure of prime mover of the generator Failure of excitation Over voltage All of these Failure of prime mover of the generator ANSWER DOWNLOAD EXAMIANS APP
Power Systems If transmission line parameters A and B are 0.9∠0° and 200∠90° respectively. Find the shunt reactor required to compensate the ferranti effect? 3000 Ω 2000 Ω 750 Ω 1500 Ω 3000 Ω 2000 Ω 750 Ω 1500 Ω ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following statements is/are true? Corona is reduced by increasing the radius of the conductor decreasing the supply frequency All of these increasing the distance between the conductor increasing the radius of the conductor decreasing the supply frequency All of these increasing the distance between the conductor 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 ? 150 : 4 / √3. 200 : 5 / √3. 120 : 6 / √3. 100 : 5 / √3. 150 : 4 / √3. 200 : 5 / √3. 120 : 6 / √3. 100 : 5 / √3. ANSWER DOWNLOAD EXAMIANS APP
Power Systems What is the correct expression for the electrical power developed by ( 0.763 / 75 ) × WQHη. ( 75 / 0.736 ) × WQHη. 75 × 0.736 × WQHη. ( 7 / 75 ) × WQHη. ( 0.763 / 75 ) × WQHη. ( 75 / 0.736 ) × WQHη. 75 × 0.736 × WQHη. ( 7 / 75 ) × WQHη. ANSWER DOWNLOAD EXAMIANS APP
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