Power Systems Specified quantities of slack bus are P and V V and δ P and Q P and δ P and V V and δ P and Q P and δ ANSWER DOWNLOAD EXAMIANS APP
Power Systems A 3-phase transmission line operating at Vs = 400 kV and has ABCD parameters A= D = 0.8∠0°, B = 100∠90° Ω, C = 0.5*10^-6∠90° ℧. Find the shunt reactor required for compensating ferranti effect? 500 Ω 3000 Ω 1500 Ω 2000 Ω 500 Ω 3000 Ω 1500 Ω 2000 Ω ANSWER DOWNLOAD EXAMIANS APP
Power Systems Where the voltage is high and current to be interrupted is low, Which of following the breaker is preferable? Air blast CB. Oil CB. Any of these. Vacuum CB. Air blast CB. Oil CB. Any of these. Vacuum CB. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Communications lines are treated as long transmission lines any of the above medium transmission lines short transmission lines long transmission lines any of the above medium transmission lines short transmission lines ANSWER DOWNLOAD EXAMIANS APP
Power Systems In load flow studies PV bus is treated as PQ bus when phase angle become high any of the above voltage at the bus become high reactive power goes beyond limit phase angle become high any of the above voltage at the bus become high reactive power goes beyond limit ANSWER DOWNLOAD EXAMIANS APP
Power Systems In a power system with negligible resistance, the fault current at a point is 8.00 pu. The series reactance is to be included at the fault point to limit the short circuit. current to 5.00 pu is 0.200 pu. 0.075 pu. 3.000 pu. 0.125 pu. 0.200 pu. 0.075 pu. 3.000 pu. 0.125 pu. ANSWER DOWNLOAD EXAMIANS APP
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