Power Systems Maximum power transfer capability of transmission line can be increased by Parallel transmission lines All of these Using series capacitance Using bundled conductors Parallel transmission lines All of these Using series capacitance Using bundled conductors ANSWER DOWNLOAD EXAMIANS APP
Power Systems The most suitable circuit breaker for short line fault without switching resistor is SF6 breaker. air blast circuit breaker. oil circuit breaker. none of these. SF6 breaker. air blast circuit breaker. oil circuit breaker. none of these. ANSWER DOWNLOAD EXAMIANS APP
Power Systems A coal fired steam power station working at a plant factor of 80% has one 500 MW generating unit. If the heat content of coal is 2 kWh/kg, the overall plant efficiency is 40% and a train load of coal is 2000 metric tons, then the number of trains required daily for the plant is 10 16 2 6 10 16 2 6 ANSWER DOWNLOAD EXAMIANS APP
Power Systems The annual depreciation of hydro power plant is about 20 - 25 %. 10 - 15 %. 0.5 - 1.5 %. 15 - 20 %. 20 - 25 %. 10 - 15 %. 0.5 - 1.5 %. 15 - 20 %. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following statement is/are true?Zn nether 1 nor 2 both 1 and 2 The neutral grounding impedance Zn appears as 3Zn in zero sequence equivalent circuit The neutral grounding impedance Zn appears as Zn in zero sequence equivalent circuit nether 1 nor 2 both 1 and 2 The neutral grounding impedance Zn appears as 3Zn in zero sequence equivalent circuit The neutral grounding impedance Zn appears as Zn in zero sequence equivalent circuit ANSWER DOWNLOAD EXAMIANS APP
Power Systems The Y bus matrix of 100 bus interconnected system is 90% sparse. Hence the number of transmission lines in the system must be 500 250 450 900 500 250 450 900 ANSWER DOWNLOAD EXAMIANS APP
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