The efficiency of a plant is of least concern when it is selected as___________?
A. Peak load plant
B. Casual run plant
C. Either a. or (b)
D. Base load plant
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The primary reason for low power factor is supply system is due to installation of____________?
A. Induction motors
B. Synchronous motors
C. Single phase motors
D. c. motors
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In a load curve the highest point represents______________?
A. Peak demand
B. Average demand
C. Diversified demand
D. None of the above
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Most efficient plants are normally used as____________?
A. Peak load plants
B. Base load plants
C. Either a. or (b)
D. None of the above
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A power transformer is usually rated in____________?
A. Kw
B. Kvar
C. Kwh
D. Kva
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Generators for peak load plants are usually designed for maximum efficiency at____________?
A. 25 to 50 percent full load
B. 50 to 75 percent full load
C. Full load
D. 25 percent overload
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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
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Which of the following generating station has minimum running cost ?
A. Nuclear
B. Hydro
C. Thermal
D. Diesel
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Which plant can never have 100 percent load factor?
A. Peak load plant
B. Base load plant
C. Nuclear power plant
D. Hydro electric plant
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In two part tariff, variation in load factor will affect____________?
A. Fixed charges
B. Operating or running charges
C. Both a. and (b)
D. Either a. or (b)
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Word of the Day
10 Sep
Vanquish
defeat thoroughly.
ہرا دینا، غالب آجانا، شکست دینا

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