Economics of Power Generation In a 3 phase system, the line losses are Inversely proportional to cos²Ф Invesely proportional tocos Ф None of the listed here Directly proportional to cos Ф Inversely proportional to cos²Ф Invesely proportional tocos Ф None of the listed here Directly proportional to cos Ф ANSWER DOWNLOAD EXAMIANS APP
Economics of Power Generation With reference to a power station which of the following is not a fixed cost? Fuel cost Depreciation Insurance charges Interest on capital Fuel cost Depreciation Insurance charges Interest on capital ANSWER DOWNLOAD EXAMIANS APP
Economics of Power Generation By the use of which of the following power factor can be improved? Static capacitors Phase advancers Synchronous compensators Any of the listed here Static capacitors Phase advancers Synchronous compensators Any of the listed here ANSWER DOWNLOAD EXAMIANS APP
Economics of Power Generation The power transformer is usually rated in kWh kVAR kW kVA kWh kVAR kW kVA ANSWER DOWNLOAD EXAMIANS APP
Economics of Power Generation If C is the capacitance per phase for delta connected capacitor bank, then capacitance per phase for star connected the capacitor bank is 3C C/√3 C/3 √3C 3C C/√3 C/3 √3C ANSWER DOWNLOAD EXAMIANS APP
Economics of Power Generation The expected useful life of an hydroelectric power station is around 15 years 30 years 60 years 100 years 15 years 30 years 60 years 100 years ANSWER DOWNLOAD EXAMIANS APP
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