Synchronous Generator MCQ Part 2

Synchronous Generator MCQ

Part 2

Very often alternators are connected in parallel because

Very often alternators are connected in parallel because:

1. It makes repairing convenient
2. It is easy to install or remove units when necessary
3. It increases reliability of power system
4. All of these

Correct answer: 4. All of these

Of two parallel operating alternators, the power input to one alternator is cut-off, the alternator will

Of two parallel operating alternators, the power input to one alternator is cut-off, the alternator will:

1. Run as synchronous motor in opposite direction
2. Immediately stop
3. Run as synchronous motor in same direction
4. Burn

Correct answer: 3. Run as synchronous motor in same direction

A stationary alternator should not be connected to the live bus-bar

A stationery alternator should not be connected to the live bus-bar:

1. True
2. False

Correct answer: 1. True

Doing so will cause it short circuited

Two bright and one dark lamp method is used for

Two bright and one dark lamp method is used for:

1. Synchronizing single phase alternators
2. Synchronizing three phase alternators
3. Load transference
4. Determination of phase sequence

Correct answer: 2. Synchronizing three phase alternators

Larger sized alternators usually employ brushless exciters for supplying dc field current

Larger sized alternators usually employ brushless exciters for supplying dc field current:

1. True
2. False

Correct answer: 1. True

Synchronous Generator MCQ

1. Synchronous Generator MCQ Part 1
2. Synchronous Generator MCQ Part 2
3. Synchronous Generator MCQ Part 3
4. Synchronous Generator MCQ Part 4
5. Synchronous Generator MCQ Part 5
6. Synchronous Generator MCQ Part 6
7. Synchronous Generator MCQ Part 7
8. Synchronous Generator MCQ Part 8
9. Synchronous Generator MCQ Part 9
10. Synchronous Generator MCQ Part 10