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EEE :: Economics of Power Generation

  1. For a power plant which of the following constitutes running cost?

  2. A.

     Cost of wages

    B.

     Cost of fuel

    C.

     Cost of lubricants

    D.

     All of the above


  3. Annual depreciation of the plant it proportional to the earning capacity of the plant vide

  4. A.

     sinking fund depreciation

    B.

     straight line depreciation

    C.

     reducing balances depreciation

    D.

     none of the above


  5. Is the reserved generating capacity available for service under emergency conditions which is not kept in operation but in working order,

  6. A.

     Hot reserve

    B.

     Cold reserve

    C.

     Spinning reserve

    D.

     Firm power


  7. Load curve helps in deciding

  8. A.

     total installed capacity of the plant

    B.

     sizes of the generating units

    C.

     operating schedule of generating units

    D.

     all of the above


  9. Power plant is expected to have the longest life.

  10. A.

     Steam

    B.

     Diesel

    C.

     Hydroelectric

    D.

     Any of the above


  11. For a diesel generating station the useful life is expected to be around

  12. A.

     15 to 20 years

    B.

     20 to 50 years

    C.

     50 to 75 years

    D.

     75 to 100 years


  13. ________ is invariably used for peak load

  14. A.

     Nuclear power plant

    B.

     Steam turbine plant

    C.

     Pumped storage plant

    D.

     None of the above


  15. ________ will be least affected due to charge in supply voltage frequency.

  16. A.

     Electric clock

    B.

     Mixer grinder

    C.

     Ceiling fan

    D.

     Room heater