Practice Test: Question Set - 08
1. A load curve indicates
- (A) Average power used during the period
- (B) Average kWh (kW) energy consumption during
the period
- (C) Either of the above
- (D) None of the above
2. Power plant having maximum demand more than the installed rated capacity will have utilization factor
- (A) Equal to unity
- (B) Less than unity
- (C) More than unity
- (D) None of the above
3. A low utilization factor for a plant indicates that
- (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
4. Power plant cannot have single unit of 100 MW.
- (A) Hydroelectric
- (B) Nuclear
- (C) Steam
- (D) Diesel
5. With reference to a power station which of the following is not a fixed cost?
- (A) Fuel cost
- (B) Interest on capital
- (C) Insurance charges
- (D) Depreciation
6. Static capacitors are rated in terms of
- (A) kW
- (B) kWh
- (C) kVAR
- (D) None of the above
7. The expected useful life of a hydroelectric power station is around
- (A) 15 years
- (B) 30 years
- (C) 60 years
- (D) 100 years
8. Submarines for under water movement, are powered by which of the following?
- (A) Steam accumulators
- (B) Air motors
- (C) Diesel engines
- (D) Batteries
9. Which of the following is not necessarily an advantage of interconnecting various power stations?
- (A) Improved frequency of power supplied
- (B) Reduction in total installed capacity
- (C) Increased reliability
- (D) Economy in operation of plants
10. For a power plant which of the following constitutes running cost?
- (A) Cost of wages
- (B) Cost of fuel
- (C) Cost of lubricants
- (D) All of the above
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