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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