Power Generation and Distribution Interview Questions - Set 07 - ObjectiveBooks

Power Generation and Distribution Interview Questions - Set 07

Practice Test: Question Set - 07

1. 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

2. Annual operating expenditure of a power plant consists of
    (A) Fixed charges
    (B) Semi-fixed charges
    (C) Running charges
    (D) All of the above

3. Which of the following is not a source of power?
    (A) Thermocouple
    (B) Photovoltaic cell
    (C) Solar cell
    (D) Photoelectric cell

4. Which of the following, in a thermal power plant, is not a fixed cost?
    (A) Fuel cost
    (B) Interest on capital
    (C) Depreciation
    (D) Insurance charges

5. In which of the following power plants the maintenance cost is usually high?
    (A) Nuclear power plant
    (B) Hydroelectric power plants
    (C) Thermal power plants
    (D) Diesel engine power plants

6. 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

7. In a load curve the highest point represents
    (A) Peak demand
    (B) Average demand
    (C) Diversified demand
    (D) None of the above

8. Which of the following is an advantage of static capacitor for power factor improvement?
    (A) Little maintenance cost
    (B) Ease in installation
    (C) Low losses
    (D) All of the above

9. In power plants insurance cover is provided for which of the following?
    (A) Unskilled workers only
    (B) Skilled workers only
    (C) Equipment only
    (D) All of the above

10. 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) D.C. motors

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