Power Systems For distortion less line which of following relation are true R/L = G/C. None of above. R = O, G = O. R/L = C/G. R/L = G/C. None of above. R = O, G = O. R/L = C/G. ANSWER DOWNLOAD EXAMIANS APP
Power Systems A loss less transmission line having surge impedance loading (SIL) of 2280 MW is provided with a uniformly distributed series capacitive compensation of 30 %. Then SIL of compensated transmission line will be 1835 MW. 2725 MW. 2280 MW. 3257 MW. 1835 MW. 2725 MW. 2280 MW. 3257 MW. ANSWER DOWNLOAD EXAMIANS APP
Power Systems The main objectives of power system is/are All of these Flexible power has to be available. Reliable power has to be available Cost of electrical energy per KWh is to be minimum All of these Flexible power has to be available. Reliable power has to be available Cost of electrical energy per KWh is to be minimum ANSWER DOWNLOAD EXAMIANS APP
Power Systems A 1-phase transmission line has an impedance (3+4j) Ω . Find the power factor of the load for achieving maximum and zero voltage regulation? 0.8 lag and 0.8 lead 0.8 lag and 0.6 lead 0.6 lag and 0.8 lead 0.6 lag and 0.6 lead 0.8 lag and 0.8 lead 0.8 lag and 0.6 lead 0.6 lag and 0.8 lead 0.6 lag and 0.6 lead ANSWER DOWNLOAD EXAMIANS APP
Power Systems A Pelton wheel turbine having a rated speed of 300 rpm is connected to an alternator to produce power at 50 Hz. The number of poles required in the alternator is 4 8 10 20 4 8 10 20 ANSWER DOWNLOAD EXAMIANS APP
Power Systems A thermal protection switch is used to provide protection against temperature. overload. over voltage. short circuit. temperature. overload. over voltage. short circuit. ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS