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Generation and transmission
4

Generation and transmission MCQ with Answers

4) Which part reduces the heat of transformer core and winding?

Transformer oil

Breather

Cooling tubes

Conservator tank

Answer is:

Transformer oil

Generation and transmission MCQ with Answers

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Related Generation and transmission MCQ with Answers

5) Which transformer, the secondary voltage is same as that of primary voltage?

Ignition transformer

Pulse transformer

Isolation transformer

Instrument transformer

Answer is:

Isolation transformer

6) Which is denoted by the letter qm in the formula 4.44 FNqm ?

Maximum flux

No of turns in primary

No of turns in secondary

Frequency

Answer is:

Maximum flux

7) What is the name of transformer if the transformation ratio (K) is more than 1?

Step down transformer

Unity ratio transformer

Step up transformer

Auto transformer

Answer is:

Step up transformer

8) Which factor the copper loss of a transformer depends?

Current

Voltage

Square of current

Square of voltage

Answer is:

Square of current

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