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Economics of power generation

31. Load factor of a power station is defined as

[amp_mcq option1=”$$\frac{{{\text{Maximum demand}}}}{{{\text{Average load}}}}$$” option2=”$${\text{Average load}} \times {\text{Maximum demand}}$$” option3=”$$\frac{{{\text{Average load}}}}{{{\text{Maximum demand}}}}$$” option4=”$${\left( {{\text{Average load}} \times {\text{Maximum demand}}} \right)^{\frac{1}{2}}}$$” correct=”option1″]

Detailed SolutionLoad factor of a power station is defined as

32. A power transformer is usually rated in

[amp_mcq option1=”kW” option2=”kVAR” option3=”kWh” option4=”kVA” correct=”option4″]

Detailed SolutionA power transformer is usually rated in

33. The effect of electric shock on human body depends on which of the following

[amp_mcq option1=”current” option2=”voltage” option3=”duration of contact” option4=”all of the above” correct=”option4″]

Detailed SolutionThe effect of electric shock on human body depends on which of the following

34. Different generating stations use following prime movers

[amp_mcq option1=”Diesel engine” option2=”Hydraulic turbine” option3=”Gas turbine” option4=”Any of the above” correct=”option4″]

Detailed SolutionDifferent generating stations use following prime movers

35. A consumer has to pay lesser fixed charges in

[amp_mcq option1=”flat rate tariff” option2=”two part tariff” option3=”maximum demand tariff” option4=”any of the above” correct=”option1″]

Detailed SolutionA consumer has to pay lesser fixed charges in

36. Salvage value of the plant is always

[amp_mcq option1=”positive” option2=”negative” option3=”zero” option4=”any of the above” correct=”option4″]

Detailed SolutionSalvage value of the plant is always

37. Annual operating expenditure of a power plant consists of

[amp_mcq option1=”fixed charges” option2=”semi-fixed charges” option3=”running charges” option4=”all of the above” correct=”option4″]

Detailed SolutionAnnual operating expenditure of a power plant consists of

38. A load curve indicates

[amp_mcq option1=”average power used during the period” option2=”average kWh (kW) energy consumption during the period” option3=”either of the above” option4=”none of the above” correct=”option1″]

Detailed SolutionA load curve indicates

39. Following power plant has instant starting

[amp_mcq option1=”nuclear power plant” option2=”hydro power plant” option3=”diesel power plant” option4=”both (B) and (C) E. none of the above” correct=”option2″]

Detailed SolutionFollowing power plant has instant starting

40. The connected load of a IVMIM uir consumer is around

[amp_mcq option1=”5 kW” option2=”40 kV” option3=”80 kW” option4=”120 kW” correct=”option1″]

Detailed SolutionThe connected load of a IVMIM uir consumer is around

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