Question: A transformer
Options
A : changes ac to dc
B : changes dc to ac
C : steps up or down dc voltages
D : steps up or down ac voltages
Transformers - General Questions more questions
In a certain loaded transformer, the secondary voltage is one-fourth....
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To step 120 V ac up to 900 V ac,....
When a 200 load resistor is connected across the secondary....
In a certain transformer, the input power to the primary....
When a 6 V battery is connected across the primary....
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