Power Systems The ABCD constants of a 3-phase transmission line are A = D = 0.8∠1°, B = 170∠85° Ω , C = 0.002∠90.4° ℧. The sending end voltage is 400 kV. The receiving end voltage under no load condition is 350 kV 500 kV 600 kV 400 kV 350 kV 500 kV 600 kV 400 kV ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following circuit breakers produce least arc energy? Air break CB. Air blast CB. Minimum oil CB. Plain oil CB. Air break CB. Air blast CB. Minimum oil CB. Plain oil CB. ANSWER DOWNLOAD EXAMIANS APP
Power Systems In a 3-phase, 5 kV, 5 MVA system, what is the base impedance? 50 ohms 0.5 ohm 5 ohms 500 ohms 50 ohms 0.5 ohm 5 ohms 500 ohms ANSWER DOWNLOAD EXAMIANS APP
Power Systems The main advantage of the Decoupled Load Flow (DLF) as compared to the NR method is reduced memory requirements in storing the Jacobian elements number of iterations are less All of these accuracy is more reduced memory requirements in storing the Jacobian elements number of iterations are less All of these accuracy is more ANSWER DOWNLOAD EXAMIANS APP
Power Systems Mho relay is used for protection of none of these. short lines. long lines. medium lines. none of these. short lines. long lines. medium lines. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Lightning arresters are made up of which material? copper silver silicon oxide any of the above copper silver silicon oxide any of the above ANSWER DOWNLOAD EXAMIANS APP
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