Power Systems A 3 - Φ, 33 kV oil circuit breaker is rated 1200 A, 2000 MVA, 3 s. The symmetrical breaking current is 104.8 kA. 3600 A. 1200 A. 35 kA. 104.8 kA. 3600 A. 1200 A. 35 kA. ANSWER DOWNLOAD EXAMIANS APP
Power Systems The commercial sources of energy are fossile fuels and radioactive substances. solar, wind, biomass. wood, animal wastes and agricultural wastes. none of above. fossile fuels and radioactive substances. solar, wind, biomass. wood, animal wastes and agricultural wastes. none of above. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Differential relays does not used for which of the following faults? faults within a generator through faults both 1 and 2 faults within a transformer faults within a generator through faults both 1 and 2 faults within a transformer 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 6.25 A 12.5 A 10 A 15 A 6.25 A 12.5 A 10 A ANSWER DOWNLOAD EXAMIANS APP
Power Systems India 1st nuclear plant was set up at Tarapur. Kalpakkam. Bhaba. Rana pratap sagar. Tarapur. Kalpakkam. Bhaba. Rana pratap sagar. ANSWER DOWNLOAD EXAMIANS APP
Power Systems A 1- phase transmission line operating at 30 kV has radius of 1 cm and distance between conductors is 0.5 m. Assume m = δ =1, g = 21 kV/cm and frequency f = 50 Hz. Find the critical disruptive voltage? 41.075 kV/phase 17.32 kV/phase 34.64 kV/phase 82.15 kV/phase 41.075 kV/phase 17.32 kV/phase 34.64 kV/phase 82.15 kV/phase ANSWER DOWNLOAD EXAMIANS APP
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