Power Systems In a 3-phase transmission line, each phase is supported by 3 insulated discs, maximum voltage of each disc is 20 kV. Find the operating voltage of the transmission line per phase if efficiency of string is 80.6%. 83.76 kV 20 kV 48.36 kV 52.84 kV 83.76 kV 20 kV 48.36 kV 52.84 kV ANSWER DOWNLOAD EXAMIANS APP
Power Systems An isolated synchronous generator with transient reactance equal to 0.1 pu on a 100 MVA base is connected to the high voltage bus through a step up transformer of reactance 0.1 pu on a 100 MVA base. The fault level at the bus is 400 MVA 500 MVA 200 MVA 100 MVA 400 MVA 500 MVA 200 MVA 100 MVA ANSWER DOWNLOAD EXAMIANS APP
Power Systems For load flow studies, What are the quantities specified at load bus are P and V P and Q V and δ δ and Q P and V P and Q V and δ δ and Q ANSWER DOWNLOAD EXAMIANS APP
Power Systems Units of incremental cost is Rs/hr RsMW/hr Rs/MWhr MWhr/Rs Rs/hr RsMW/hr Rs/MWhr MWhr/Rs ANSWER DOWNLOAD EXAMIANS APP
Power Systems A steam power generation has an overall efficiency of 20 %. 0.6 Kg of coal is burnt per kWh of electrical energy generated. Calculated the calorific value of fuel 7562 KCal / Kg. 7166.67 KCal / Kg. 7268.45 KCal / Kg. 7000 KCal / Kg. 7562 KCal / Kg. 7166.67 KCal / Kg. 7268.45 KCal / Kg. 7000 KCal / Kg. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Length of short transmission line is up to 40 km 80 km any of the above 150 km 40 km 80 km any of the above 150 km ANSWER DOWNLOAD EXAMIANS APP