Economics of Power Generation Load factor for heavy industries may be taken as 25 to 40% 50 to 70% 70 to 80% 10 to 20 % 25 to 40% 50 to 70% 70 to 80% 10 to 20 % 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 C/3 C/√3 3C √3C C/3 C/√3 3C √3C ANSWER DOWNLOAD EXAMIANS APP
Economics of Power Generation Low power factor is usually not due to Incandescent lamp Induction motors Arc lamps Fluorescent tubes Incandescent lamp Induction motors Arc lamps Fluorescent tubes ANSWER DOWNLOAD EXAMIANS APP
Economics of Power Generation When the power factor is improved, the lagging kVAR drawn from the supply will Remains same Increase None of the listed here Decreases Remains same Increase None of the listed here Decreases ANSWER DOWNLOAD EXAMIANS APP
Economics of Power Generation Which of the following is the disadvantage due to low power factor ? High cost of equipment for a given load Poor voltage regulation Increased transmission losses All of these High cost of equipment for a given load Poor voltage regulation Increased transmission losses All of these ANSWER DOWNLOAD EXAMIANS APP
Economics of Power Generation The main reason for low power factor of supply statem is due to the use of Resistive load All correct Synchronous motors Induction morors Resistive load All correct Synchronous motors Induction morors ANSWER DOWNLOAD EXAMIANS APP
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