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Economics of Power Generation - section-1
  1. Which of the following is not necessarily an advantage of interconnecting various power stations?

    2. A.

     Improved frequency of power supplied
    B.

     Reduction in total installed capacity
    C.

     Increased reliability
    D.

     Economy in operation of plants

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  2. In a power plant if the maximum demand on the plant is equal to the plant capacity, then

    3. A.

     Plant reserve capacity will be zero
    B.

     Diversity factor will be unity
    C.

     Load factor will be unity
    D.

     Load factor will be nearly 60%

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  3. A low utilization factor for a plant indicates that

    4. A.

     plant is used for stand by purpose only
    B.

     plant is under maintenance
    C.

     plant is used for base load only
    D.

     plant is used for peak load as well as base load

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  4. Which of the following is not a method for estimating depreciation charges?

    5. A.

     Sinking fund method
    B.

     Straight line method
    C.

     Diminishing value method
    D.

     Halsey

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  5. The area under a load curve gives

    6. A.

     average demand
    B.

     energy consumed
    C.

     maximum demand
    D.

     none of the above

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

    7. A.

     5 kW
    B.

     40 kV
    C.

     80 kW
    D.

     120 kW

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  7. Static capacitors are rated in terms of

    8. A.

     kW
    B.

     kWh
    C.

     kVAR
    D.

     none of the above

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  8. For the same cylinder dimensions and speed, which of the following engine will produce least power?

    9. A.

     Supercharged engine
    B.

     Diesel engine
    C.

     Petrol engine
    D.

     All of the above engines will equal power

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  9. For which of the following power plants highly skilled engineers are required for running the plants?

    10. A.

     Nuclear power plants
    B.

     Gas turbine power plants
    C.

     Solar power plants
    D.

     Hydro-electric power plants

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  10. Which of the following, in a thermal power plant, is not a fixed cost?

    11. A.

     Fuel cost
    B.

     Interest on capital
    C.

     Depreciation
    D.

     Insurance charges

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