# ONLINE EE Multiple Choice Questions – Economics of Power Generation PART 5

62. The
highest point on a load curve represents
(A)
Average
demand
(B)
Diversion field demand
(C)
Peak
demand
(D)
None
of the above.

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63. In
the figure shown below which curve represents the variation of cost of power
generation per kWh in a plant, with load factor ?

(A) curve A
(B) curve B
(C) curve C
(D) curve D.

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64. For a thermal power plant,
which is not the fixed cost ?
(A) Interest on capital
(B)
Depreciation
(C)
Insurance
charges
(D)
Cost
of fuel.

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65. Depreciation cost of a plant is calculated
by
(A) Straight line method
(B)
Diminishing value method
(C)
Sinking
fund method
(D)
Any
of the above.

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66. Which method of depreciation charge
estimation gives the heaviest charges during early years of plant life ?
(A)
Straight
line method
(B)
Diminishing
value method
(C)
Sinking
fund method
(D)
All give same charges.

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Questions 67 to 69 refer
to the following data:

67. Power generation equipment in a thermal
power plant costs \$15,75,000 and has a useful life of 25 years. If the
salvage value of the plant be \$ 75,000 and the rate of annual compound
interest be 5% the amount of annual installment by straight line method will be
(A) \$. 30,000
(B) \$. 60,000
(C) \$. 60,500
(D) \$. 60,750.

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68. In the above case, which of the following
could be the amount to be saved annually for replacement of equipment after the
end of 25 years, by sinking fund method ?
(A) \$. 31,400
(B) \$. 60,000
(C) \$. 66,000
(D) \$. 96,500.

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69. Which
of the following could be the installment for diminishing value method ?
(A) \$. 96,000
(B) \$. 60,000
(C) \$. 48,500
(D) \$. 31400.

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70. A
diesel power plant is best suited as
(A) base load plant
(B) stand-by plant
(C)
peak
load plant
(D)
general
purpose plant.

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71. A gas turbine power plant usually suits
for
(A) peak load operation
(B)
base
load operation
(C)
casual run
(D)
none
of the above.

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72. Which
power plant cannot have single unit of 100 MW ?
(A)
Steam
power plant
(B)
Nuclear
power plant
(C)
Hydro
electric power plant
(D)
Diesel
power plant.

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73. Diesel
engine power plants usually run on
(A)
High
speed diesel oil
(B)
Kerosene
(C)
Light
diesel oil
(D) Inept.

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74. Which
of the following can be used as fuel for closed cycle gas turbine plant ?
(A) Wood
(B) Furnace oil
(C)
Any
gas
(D)
Any
of the above.

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75. Capacity
factor of a power station is
(A) Maximum demand / average demand
(B) Average demand on station /
maximum demand on station
(C) maximum installed capacity of
station / average demand of station
(D) average demand of station / maximum installed capacity of station.

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