GENERATION AND TRANSMISSION - Practice Mode

1) Which principle the transformer works?

Self induction Mutual induction Fall of potential Lenzs law

Correct Answer: Mutual induction

2) Which is the colour of fresh silica gel?

Green Blue Grey Yellow

Correct Answer: Blue

3) Which part act as protective device in transformer?

Conservator tank Tap changer Temperature gauge Buchholz relay

Correct Answer: Buchholz relay

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

Transformer oil Breather Cooling tubes Conservator tank

Correct Answer: Transformer oil

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

Ignition transformer Pulse transformer Isolation transformer Instrument transformer

Correct Answer: Isolation transformer

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