Power Systems Isolator in sub station is open under ------------- condition? short circuit full load no load any of the above short circuit full load no load any of the above ANSWER DOWNLOAD EXAMIANS APP
Power Systems A 100 MVA alternator operating at full load at 50 Hz. H = 4 MWsec/MVA, Td = 0.5 sec. One of the transmission line is tripped. So that output of generator is reduced to 70 MW. Find the frequency deviation during this time? -0.92 -0.56 0.92 0.56 -0.92 -0.56 0.92 0.56 ANSWER DOWNLOAD EXAMIANS APP
Power Systems An isolated synchronous generator with transient reactance equal to 0.1 pu on a 100 MVA base is connected to the high voltage bus through a step up transformer of reactance 0.1 pu on a 100 MVA base. The fault level at the bus is 100 MVA 200 MVA 400 MVA 500 MVA 100 MVA 200 MVA 400 MVA 500 MVA ANSWER DOWNLOAD EXAMIANS APP
Power Systems The use of high speed circuit breakers improves system stability. reduces the short circuit current. decrease system stability. increased the short circuit current. improves system stability. reduces the short circuit current. decrease system stability. increased the short circuit current. ANSWER DOWNLOAD EXAMIANS APP
Power Systems India 1st nuclear plant was set up at Rana pratap sagar. Tarapur. Kalpakkam. Bhaba. Rana pratap sagar. Tarapur. Kalpakkam. Bhaba. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Pin insulators are used up to 33 kV 11 kV 120 kV any voltage level 33 kV 11 kV 120 kV any voltage level ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS