Test: Single-Phase Transformers - 3


10 Questions MCQ Test Electrical Machines for Electrical Engg. | Test: Single-Phase Transformers - 3


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This mock test of Test: Single-Phase Transformers - 3 for Electrical Engineering (EE) helps you for every Electrical Engineering (EE) entrance exam. This contains 10 Multiple Choice Questions for Electrical Engineering (EE) Test: Single-Phase Transformers - 3 (mcq) to study with solutions a complete question bank. The solved questions answers in this Test: Single-Phase Transformers - 3 quiz give you a good mix of easy questions and tough questions. Electrical Engineering (EE) students definitely take this Test: Single-Phase Transformers - 3 exercise for a better result in the exam. You can find other Test: Single-Phase Transformers - 3 extra questions, long questions & short questions for Electrical Engineering (EE) on EduRev as well by searching above.
QUESTION: 1

In a transformer the resistance between its primary and secondary should be

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QUESTION: 2

Gas is usually not liberated due to dissociation of transformer oil unless the oil temperature exceeds

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QUESTION: 3

For given applied voltage, with the increase in frequency of the applied voltage

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QUESTION: 4

In an actual transformer the iron loss remains practically constant from noload to fullload because

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QUESTION: 5

The chemical used in breather is

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QUESTION: 6

In case of a double cage induction motor, the inner cage has

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QUESTION: 7

If the supply frequency to the transformer is increased, the iron loss will

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As frequency increases, the flux density in the core decreases but as the iron loss is directly proportional to the frequency hence effect of increased frequency will be reflected in increase of the iron losses.

QUESTION: 8

The term 'cogging' is associated with

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QUESTION: 9

Minimum voltage regulation occurs when the power factor of the load is

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QUESTION: 10

The highest voltage for transmitting electrical power in India is

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