Power Systems Binary vapor cycle are used for All of these improving the plant efficiency. increasing the turbine efficiency. improving the condenser performance. All of these improving the plant efficiency. increasing the turbine efficiency. improving the condenser performance. 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? 0.76 Hz -0.76 Hz -0.85 Hz 0.85 Hz 0.76 Hz -0.76 Hz -0.85 Hz 0.85 Hz ANSWER DOWNLOAD EXAMIANS APP
Power Systems Taking the density of water to be 1000 kg/m³, how much power would be developed by a hydro electric generator unit, assume 100% efficiency, with 1 m head and 1 m³/s discharge? 2.90 kW 4.45 kW 9.81 kW 19.60 kW 2.90 kW 4.45 kW 9.81 kW 19.60 kW ANSWER DOWNLOAD EXAMIANS APP
Power Systems Maximum power transfer in a transmission line can be obtained by None of these either 1 or 2 reducing reactance increasing voltage level None of these either 1 or 2 reducing reactance increasing voltage level ANSWER DOWNLOAD EXAMIANS APP
Power Systems Range of accelerating factor is 1.6 to 1.8 10.8 to 11.2 1 to 10 50 to 100 1.6 to 1.8 10.8 to 11.2 1 to 10 50 to 100 ANSWER DOWNLOAD EXAMIANS APP
Power Systems For complete protection of 3-phase system from the short circuit faults minimum number of relays required are two six three one two six three one ANSWER DOWNLOAD EXAMIANS APP
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