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.

Kingsley said:   8 years ago
Transformer works only on AC supply.
(1)

Sharmela said:   8 years ago
What will happened if the secondary transformer is zero?
(1)

Ziembo Ignatius Dery said:   1 year ago
The transformer only changes from one AC voltage level to another AC voltage level whilst maintaining the apparent power.


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