Power Systems Where do compounding done in thermal power plants Turbine. Coal handling plant. Generator. Ash handling plant. Turbine. Coal handling plant. Generator. Ash handling plant. ANSWER DOWNLOAD EXAMIANS APP
Power Systems The arc voltage produced in an AC circuit breaker is always leading the arc current by 90°. in phase opposition with the arc current. in phase with the arc current. lagging the arc current by 90°. leading the arc current by 90°. in phase opposition with the arc current. in phase with the arc current. lagging the arc current by 90°. ANSWER DOWNLOAD EXAMIANS APP
Power Systems A 3 - Φ, 33 kV oil circuit breaker is rated 1200 A, 2000 MVA, 3 s. The symmetrical breaking current is 3600 A. 35 kA. 1200 A. 104.8 kA. 3600 A. 35 kA. 1200 A. 104.8 kA. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Location of a surge tank, in an hydro electric power station is near turbine. dam. tail race. reservoir. turbine. dam. tail race. reservoir. ANSWER DOWNLOAD EXAMIANS APP
Power Systems For transmission line which one of the following relation is true? AD - BC = -1 AD - BC = 1 AD + BC = 0 AD - BC = 0 AD - BC = -1 AD - BC = 1 AD + BC = 0 AD - BC = 0 ANSWER DOWNLOAD EXAMIANS APP
Power Systems A 200 MVA alternator operated at no load at frequency of 50 Hz, it has inertia constant of 5 MWsec/MVA and governing system has a time delay of 0.6 sec. If the load of 50 MW is suddenly applied then find the frequency deviation during this time? 0.85 Hz -0.85 Hz -0.76 Hz 0.76 Hz 0.85 Hz -0.85 Hz -0.76 Hz 0.76 Hz ANSWER DOWNLOAD EXAMIANS APP