Economics of Power Generation Generators for peak load plants are usually designed for maximum efficiency at 50 to 75 % percent full load Full load 25 to 50 % percent full load 25 percent overload 50 to 75 % percent full load Full load 25 to 50 % percent full load 25 percent overload ANSWER DOWNLOAD EXAMIANS APP
Economics of Power Generation Which of the following devices may be used to provide protection against lightening over voltages ? Rod gaps Horn gaps All of these Surge absorbers Rod gaps Horn gaps All of these Surge absorbers ANSWER DOWNLOAD EXAMIANS APP
Economics of Power Generation When the demand of consumer is not met by a power plant, it will resort to which of the following? Efficient plant operation Penalising high load consumers by increasing the charges for electricity Power factor improvement at the generators Load shedding Efficient plant operation Penalising high load consumers by increasing the charges for electricity Power factor improvement at the generators Load shedding ANSWER DOWNLOAD EXAMIANS APP
Economics of Power Generation Which of the following is not necessarily an advantage of interconnecting various power stations? Reduction in total installed capacity Economy in operation of plants Improved frequency of power supplied Increased reliability Reduction in total installed capacity Economy in operation of plants Improved frequency of power supplied Increased reliability ANSWER DOWNLOAD EXAMIANS APP
Economics of Power Generation Which of the following is an advantage of static capacitor for power factor improvement? Little maintenance cost Ease in installation All of the listed here Low losses Little maintenance cost Ease in installation All of the listed here Low losses ANSWER DOWNLOAD EXAMIANS APP
Economics of Power Generation In Hopknison demand rate or two parttariff the demand rate or fixed charges are dependent upon the energy consumed dependent upon the maximum demand of the consumer both (A) and (B) neither (A) nor (B) dependent upon the energy consumed dependent upon the maximum demand of the consumer both (A) and (B) neither (A) nor (B) ANSWER DOWNLOAD EXAMIANS APP
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