A) there is no moving part in a transformer
B) it produces very high voltage
C) it produces very low voltage
D) None of the above
Correct Answer: A
Solution :
Transformer modulates the voltage. It works on principle of mutual induction. Its main parts are (1) primary and secondary. (2) laminated core. Thus, there is no moving part in transformer. So its efficiency is very high.You need to login to perform this action.
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