Electrical Power Generation MCQs Part 12
Electrical Power Generation MCQs Part 12
Contents
The major loss in steam power station occurs in
The major loss in steam power station occurs in:
- Boiler
- Condenser
- Economizer
- Superheater
Correct answer: 2. Condenser
Thermal efficiency and electric efficiency of a generation plant are 31.3% and 86% respectively, the overall efficiency of power plant is
Thermal efficiency and electric efficiency of a generation plant are 31.3% and 86% respectively, the overall efficiency of power plant is:
- 5.35%
- 11%
- 26.91%
- 66.08%
Correct answer: 3. 29.04%
Overall efficiency = Thermal efficiency * Electrical efficiency = 0.313 * 0.86 = 26.91%
The load factor is generally
The load factor is generally:
- Less than 1
- More than 1
- Equal to 1
- None of these
Correct answer: 1. Less than 1
The base load power plant supplies for how many hours a day
The base load power plant supplies for how many hours a day:
- 8 hours
- 12 hours
- 18 hours
- 24 hours
Correct answer: 4. 24 hours
An alternator alters _________ to __________
An alternator alters _________ to __________:
- Mechanical energy, Electrical energy
- Electrical energy, Mechanical Energy
- Electrical energy, Chemical energy
- Heat energy, Electrical energy
Correct answer: 1. Mechanical energy, Electrical energy