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Generation and transmission
22

Generation and transmission MCQ with Answers

22) Which condition the efficiency of a transformer is maximum?

Copper is loss is less than iron loss

Copper loss = iron loss

Copper loss is more than iron loss

Copper loss is 1/2 times of iron loss

Answer is:

Copper loss = iron loss

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Related Generation and transmission MCQ with Answers

23) Which loss is a variable loss?

Copper loss

Iron loss

Friction loss

Windage loss

Answer is:

Copper loss

24) Which loss is determined by conducting short circuit test?

Friction loss

Windage loss

Iron loss

Copper loss

Answer is:

Copper loss

25) Which loss is constant for no load and all load conditions?

Windage loss

Iron loss

Copper loss

Friction loss

Answer is:

Iron loss

26) Which is the purpose of bushings in transformer?

To connect primary terminals only

To connect both input and output terminas

To connect secondary terminals only

To connect the neutral terminals

Answer is:

To connect both input and output terminas

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