Power Systems If the time of operation of a relay for unity TMS is 10 sec. the time of operation of 0.5 TMS will be _______________ secs. 5. 20. 3. 7. 5. 20. 3. 7. 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. 3257 MW. 2725 MW. 2280 MW. 1835 MW. 3257 MW. 2725 MW. 2280 MW. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Plug setting of a relay can be altered by varying air gap of magnetic path. none of these. adjustable back up stop. no. of ampere-turns. air gap of magnetic path. none of these. adjustable back up stop. no. of ampere-turns. ANSWER DOWNLOAD EXAMIANS APP
Power Systems The corona loss on a particular system at 60 Hz is 1 kW/km per phase. What is the corona loss at 50 Hz in kW/km per phase? 0.93 1.13 0.882 1 0.93 1.13 0.882 1 ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following effects are associated with transmission line skin effect corona effect All of these ferranti effect skin effect corona effect All of these ferranti effect 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? 0.6 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 0.8 lag and 0.8 lead 0.8 lag and 0.6 lead ANSWER DOWNLOAD EXAMIANS APP
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