Electrical Engineering - Transformers - Discussion

Discussion Forum : Transformers - General Questions (Q.No. 17)
17.
A transformer
changes ac to dc
changes dc to ac
steps up or down dc voltages
steps up or down ac voltages
Answer: Option
Explanation:
No answer description is available. Let's discuss.
Discussion:
23 comments Page 3 of 3.

Kartheek said:   1 decade ago
Works on the principle of mutual induction which is possible in ac due to alternating in nature.

Zia said:   1 decade ago
By using transformer we can step-up/step-down ac voltages only.

Vinothkumar said:   1 decade ago
A transformer works on ac only.

It transforms power.


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