Power Systems A transmission line has impedance of (0.005 + j0.05) pu. Find the line at which maximum value of negative DC off set current is produced, if it is applied with Vm cosωt? 1.47 msec 9.68 2.63 msec 4.68 msec 1.47 msec 9.68 2.63 msec 4.68 msec 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. 7000 KCal / Kg. 7268.45 KCal / Kg. 7562 KCal / Kg. 7166.67 KCal / Kg. 7000 KCal / Kg. 7268.45 KCal / Kg. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Nuclear reactors usually employ both of A and B. none of above. fusion. fission. both of A and B. none of above. fusion. fission. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Peterson coil is used in case of transmission line for increase the voltage level compensation of arcing grounds reduce ferranti effect improve power factor increase the voltage level compensation of arcing grounds reduce ferranti effect improve power factor ANSWER DOWNLOAD EXAMIANS APP
Power Systems Surge impedance loading of a transmission line can be increased by addition of lumped inductance in parallel increasing its voltage level both 1 and 3 addition of lumped capacitance in series addition of lumped inductance in parallel increasing its voltage level both 1 and 3 addition of lumped capacitance in series ANSWER DOWNLOAD EXAMIANS APP
Power Systems The most suitable circuit breaker for short line fault without switching resistor is oil circuit breaker. SF6 breaker. none of these. air blast circuit breaker. oil circuit breaker. SF6 breaker. none of these. air blast circuit breaker. ANSWER DOWNLOAD EXAMIANS APP
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