Power Systems Four identical alternators each are rated for 20 MVA, 11 KV having a subtransient reactance of 16% are working in parallel. The short circuit level at the busbar is 125 MVA 500 MVA 100 MVA 400 MVA 125 MVA 500 MVA 100 MVA 400 MVA ANSWER DOWNLOAD EXAMIANS APP
Power Systems The surge impedance of a 400 km long overhead transmission line is 420 Ω. For a 200 km length of the same line, the surge impedance will be 210 Ω 420 Ω 400 Ω 840 Ω 210 Ω 420 Ω 400 Ω 840 Ω ANSWER DOWNLOAD EXAMIANS APP
Power Systems Telecommunication lines are transposed to reduce the radio interference in communication lines efficiency All of these voltage level radio interference in communication lines efficiency All of these voltage level ANSWER DOWNLOAD EXAMIANS APP
Power Systems Pump storage schemes are used to improve the load factor. the diversity factor. the power factor. the plant capacity factor as well as the load factor of the power system. the load factor. the diversity factor. the power factor. the plant capacity factor as well as the load factor of the power system. ANSWER DOWNLOAD EXAMIANS APP
Power Systems The sequence components of the fault current are as follows: IR1 = j1.5 pu, IR2 = -j0.5 pu, IR0 = -j1. The type of fault is LG LLL LLG LL LG LLL LLG LL ANSWER DOWNLOAD EXAMIANS APP
Power Systems Electrostatic precipitators in thermal power plants are used for removal of ash from flue gas control flow rate remove moisture from the cole All of these removal of ash from flue gas control flow rate remove moisture from the cole All of these ANSWER DOWNLOAD EXAMIANS APP
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