Economics of Power Generation An ideal value of power factor is 1 0.75 0.5 0.8 1 0.75 0.5 0.8 ANSWER DOWNLOAD EXAMIANS APP
Economics of Power Generation Which of the following is the disadvantage due to low power factor ? Increased transmission losses All of these 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 ANSWER DOWNLOAD EXAMIANS APP
Economics of Power Generation Generating capacity connected to the busbars and ready to take load when switched on is known as Spinning reserve Hot reserve Cold reserve Firm power Spinning reserve Hot reserve Cold reserve Firm power ANSWER DOWNLOAD EXAMIANS APP
Economics of Power Generation Which of the following devices may be used to provide protection against lightening over voltages ? All of these Surge absorbers Rod gaps Horn gaps All of these Surge absorbers Rod gaps Horn gaps ANSWER DOWNLOAD EXAMIANS APP
Economics of Power Generation A load takes a current of I at a p. f. Of cos Ф. The wattless component of current is None of the listed here I sin Ф I tan Ф I cos Ф None of the listed here I sin Ф I tan Ф I cos Ф ANSWER DOWNLOAD EXAMIANS APP
Economics of Power Generation Alternators and transformers are rated in kVA kVAR kW None of the listed here kVA kVAR kW None of the listed here ANSWER DOWNLOAD EXAMIANS APP
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