Transformer MCQs Part 10

Electrical Engineering MCQs on Transformer

The property that is not necessarily desirable in the material for transformer core

The property that is not necessarily desirable in the material for transformer core

1. High permeability
2. High thermal conductivity
3. Low hysteresis loss
4. Mechanical strength

Correct answer: 2. High thermal conductivity

If a transformer is continuously operated the maximum temperature rise will occur in

If a transformer is continuously operated the maximum temperature rise will occur in

1. Core
2. Tank
3. Windings
4. Any of above

Correct answer: 3. Windings

The property that does not change in a transformer

The property that does not change in a transformer

1. Current
2. Frequency
3. Voltage
4. All of above

Correct answer: 2. Frequency

Transformer breaths in when

Transformer breaths in when

1. Load on it decreases
2. Load on it increases
3. Load remains constant
4. None of above

Correct answer: 1. Load on it decreases

The size of a transformer core depends on

The size of a transformer core depends on

1. Area of the core
2. Frequency
3. Both of above
4. None of above

Correct answer: 4. None of above