Power Systems In which of the following given faults, all the sequence currents are equal? LG LL LLL LLG LG LL LLL LLG ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which one of the following relays has the capability of anticipating the possible major fault in a transformer? Buchholz relay Over current relay Differential relay Over fluxing relay Buchholz relay Over current relay Differential relay Over fluxing relay ANSWER DOWNLOAD EXAMIANS APP
Power Systems A transmission line has a surge impedance of 400 Ω is connected with the cable having surge impedance of 40 Ω, a surge magnitude of 100 kV is travelling from the transmission line towards the cable. Find the transmitted voltage? 30.6 Kv 36. 36 kV 18.18 kV 100 kV 30.6 Kv 36. 36 kV 18.18 kV 100 kV ANSWER DOWNLOAD EXAMIANS APP
Power Systems The steam power plant efficiency can be improved by decreasing the load on the plant. using large quantity of water. using high temperature and high pressure steam. burning large amount of coal. decreasing the load on the plant. using large quantity of water. using high temperature and high pressure steam. burning large amount of coal. ANSWER DOWNLOAD EXAMIANS APP
Power Systems A 25 MVA, 11 kV alternator is supplying full load at a point of 0.75 lagging. Determine the percentage increase in earning capacity when it is operated at improved power factor of 0.96 lagging. 14 %. 56 %. 28 %. None of above 14 %. 56 %. 28 %. None of above ANSWER DOWNLOAD EXAMIANS APP
Power Systems Units of incremental cost is RsMW/hr MWhr/Rs Rs/MWhr Rs/hr RsMW/hr MWhr/Rs Rs/MWhr Rs/hr ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS