Power Systems An alternator having an induced emf of 1.6 pu is connected to an infinite bus of 1 pu. If the bus bar has reactance of 0.6 pu and alternator has reactance of 0.2 pu, what is the maximum power that can be transferred? 2 pu 5 pu 2.67 pu 6 pu 2 pu 5 pu 2.67 pu 6 pu ANSWER DOWNLOAD EXAMIANS APP
Power Systems The inductance of single phase two wire line is given by 0.4×10-7× ln(r'/d) H/m 4×10-7× ln(r'/d) H/m 4×10-7× ln(d/r') H/m 0.4×10-7× ln(d/r') H/m 0.4×10-7× ln(r'/d) H/m 4×10-7× ln(r'/d) H/m 4×10-7× ln(d/r') H/m 0.4×10-7× ln(d/r') H/m ANSWER DOWNLOAD EXAMIANS APP
Power Systems A CANDU reactor uses only fertile materials. enriched uranium as fuel and ordinary water as moderator and cooler. natural uranium as fuel and heavy water as moderator and coolant. highly enriched uranium as fuel and water as moderator and coolant. only fertile materials. enriched uranium as fuel and ordinary water as moderator and cooler. natural uranium as fuel and heavy water as moderator and coolant. highly enriched uranium as fuel and water as moderator and coolant. ANSWER DOWNLOAD EXAMIANS APP
Power Systems The insulation of the modern EHV lines is designed based on the switch voltage. R × I. the lighting voltage. corona. the switch voltage. R × I. the lighting voltage. corona. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following contributes to the Rankine cycle efficiency improvement in a thermal power plant Use of high pressure. Use of steam for heating of boiler feed water. All of these Reheat of steam an intermediate stages. Use of high pressure. Use of steam for heating of boiler feed water. All of these Reheat of steam an intermediate stages. 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 45° 30° and 26° 45° and 26° 26° and 30° 30° and 45° 30° and 26° 45° and 26° 26° and 30° ANSWER DOWNLOAD EXAMIANS APP
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