muthuraj. r


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An engineer measures the direct current resistance of a transformer using ohm meter. When he/she takes out one of the leads of the meter, spark comes.. Why ?? This effect is known as...

Saint Gobain,

1 Electrical Engineering 8014



Answers / { muthuraj. r }

Question { 18577 }

Wat wil happen if Transformer is operated at 100 HZ
Frequency?


Answer

The flux decreases only when voltage is kept constant and
frequency is increased. To keep the flux constant,
transformer draws more magnetising current. Further,
magnetic loss increases.

Is This Answer Correct ?    0 Yes 1 No