Electrical Power Generation MCQs Part 12
Contents
- 1 The major loss in steam power station occurs in
- 2 Thermal efficiency and electric efficiency of a generation plant are 31.3% and 86% respectively, the overall efficiency of power plant is
- 3 The load factor is generally
- 4 The base load power plant supplies for how many hours a day
- 5 An alternator alters _________ to __________
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