Power Systems Which of the following faults is/are treated as external faults? Failure of excitation Over voltage All of these Failure of prime mover of the generator Failure of excitation Over voltage All of these Failure of prime mover of the generator ANSWER DOWNLOAD EXAMIANS APP
Power Systems A loss less transmission line has a length of 600 km, find the phase shift of voltage signal? 36° 42° 45° 90° 36° 42° 45° 90° ANSWER DOWNLOAD EXAMIANS APP
Power Systems If the load is short circuited, then reflection coefficient of voltage is 1 -2 -1 0 1 -2 -1 0 ANSWER DOWNLOAD EXAMIANS APP
Power Systems An over current relay, having a current setting of 125% connected to a supply circuit through a current transformer of ratio 400/5. The pick up value is 15 A 12.5 A 10 A 6.25 A 15 A 12.5 A 10 A 6.25 A ANSWER DOWNLOAD EXAMIANS APP
Power Systems Aluminium is now most commonly employed conductor material in transmission lines than copper because its tensile strength is more it is more conductive it is cheaper and lighter costlier its tensile strength is more it is more conductive it is cheaper and lighter costlier ANSWER DOWNLOAD EXAMIANS APP
Power Systems Stability of a transmission line can be increased by series capacitor shunt reactor shunt capacitor both 1 and 2 series capacitor shunt reactor shunt capacitor both 1 and 2 ANSWER DOWNLOAD EXAMIANS APP