Power Systems For load flow studies, What are the quantities specified at load bus are V and δ δ and Q P and V P and Q V and δ δ and Q P and V P and Q ANSWER DOWNLOAD EXAMIANS APP
Power Systems Find the characteristic impedance of a transmission line, if impedance is 16 Ω and admittance is 0.1 m℧? 400 Ω 200 Ω 320 Ω 160 Ω 400 Ω 200 Ω 320 Ω 160 Ω ANSWER DOWNLOAD EXAMIANS APP
Power Systems Consider a three phase, 50 Hz, 11 kV distribution system. Each of the conductors is suspended by an insulator string having two identical porcelain insulators. The self capacitance of the insulators is 5 times the shunt capacitance between the link and ground. Find the voltage across the two insulators V1 and V2? (V1 = Voltage of disc nearest to the conductor) V1 = 5 kV and V2 = 6 kV V1 = 2.89 kV and V2 = 3.46 kV V1 = 6 kV and V2 = 5 kV V1 = 3.46 kV and V2 = 2.89 kV V1 = 5 kV and V2 = 6 kV V1 = 2.89 kV and V2 = 3.46 kV V1 = 6 kV and V2 = 5 kV V1 = 3.46 kV and V2 = 2.89 kV ANSWER DOWNLOAD EXAMIANS APP
Power Systems A thermal generating station has an installed capacity of 15 MW and supplies a daily load of 10 MW for 12 hours and 5 MW for remaining 12 hours. The plant capacity factor for the station is 1 0.75 0.6 0.5 1 0.75 0.6 0.5 ANSWER DOWNLOAD EXAMIANS APP
Power Systems Due to proximity effect, the increase in conductor resistance is not negligible in All of these communication lines overhead transmission lines underground cable All of these communication lines overhead transmission lines underground cable ANSWER DOWNLOAD EXAMIANS APP
Power Systems Maximum power transfer in a transmission line can be obtained by reducing reactance either 1 or 2 increasing voltage level None of these reducing reactance either 1 or 2 increasing voltage level None of these ANSWER DOWNLOAD EXAMIANS APP
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