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.Management Sciences
Category: Economics of Power Generation
Which of the following is an advantage of static capacitor for power factor improvement?
A. Little maintenance cost
B. Ease in installation
C. Low losses
D. All of the above
Direct conversion of heat into electric power is possible through__________?
A. fuel cell
B. batteries
C. thermionic converter
D. all of the above
Generating capacity connected to the bus bars and ready to take load when switched on is known as____________?
A. firm power
B. cold reserve
C. hot reserve
D. spinning reserve
In case of _________ fuel transportation is the major problem.
A. diesel power plants
B. nuclear power plants
C. hydro-electric power plants
D. thermal power plants
In Hopkinson demand rate or two part tariff the demand rate or fixed charges are__________?
A. dependent upon the energy consumed
B. dependent upon the maximum demand of the consumer
C. both A and B
D. neither A nor B
Diversity factor has direct effect on the____________?
A. fixed cost of unit generated
B. running cost of unit generated
C. both A. and B.
D. neither A. nor B.
The expected useful life of an hydroelectric power station is around_________________?
A. 15 years
B. 30 years
C. 60 years
D. 100 years
For a power plant which of the following constitutes running cost?
A. Cost of wages
B. Cost of fuel
C. Cost of lubricants
D. All of the above
By the use of which of the following power factor can be improved?
A. Phase advancers
B. Synchronous compensators
C. Static capacitors
D. Any of the above
A consumer has to pay lesser fixed charges in____________?
A. flat rate tariff
B. two part tariff
C. maximum demand tariff
D. any of the above
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