Power Systems In load flow studies PV bus is treated as PQ bus when phase angle become high any of the above reactive power goes beyond limit voltage at the bus become high phase angle become high any of the above reactive power goes beyond limit voltage at the bus become high ANSWER DOWNLOAD EXAMIANS APP
Power Systems The main objectives of electrical power transmission is/are Transmission system must be more efficient with minimum line losses both 1 and 2 Voltage regulation of the transmission line must be zero or minimum nether 1 nor 2 Transmission system must be more efficient with minimum line losses both 1 and 2 Voltage regulation of the transmission line must be zero or minimum nether 1 nor 2 ANSWER DOWNLOAD EXAMIANS APP
Power Systems A transmission line has surge impedance of 400 Ω, operating at Vs = Vr = 400 kV line is compensated with a shunt capacitance of 30%. The line is connected to a generator delivering 200 MW. Find the load angle with out and with compensation respectively? 30° and 26° 26° and 30° 30° and 45° 45° and 26° 30° and 26° 26° and 30° 30° and 45° 45° and 26° ANSWER DOWNLOAD EXAMIANS APP
Power Systems A three phase, 33 kV oil circuit breaker is rated 1200 A, 2000 MVA, 3 secs. The symmetrical breaking current is 50 kA. 35 kA. 55 kA. 45 kA. 50 kA. 35 kA. 55 kA. 45 kA. ANSWER DOWNLOAD EXAMIANS APP
Power Systems The internal flux linkage due to internal flux of a conductor is I/4*10-7 wb-T/m I/6*10-7 wb-T/m All of these I/2*10-7 wb-T/m I/4*10-7 wb-T/m I/6*10-7 wb-T/m All of these I/2*10-7 wb-T/m ANSWER DOWNLOAD EXAMIANS APP
Power Systems On a power system network the load is increasing represents the value of impedance remains constant. increase. decrease. none of above. remains constant. increase. decrease. none of above. ANSWER DOWNLOAD EXAMIANS APP
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