What is the current transformer?(a) transformer used with an A.C. ammeter(b) transformer used with an D.C. ammeter(c) transformer used with an A.C. voltmeter(d) transformer used with an D.C. voltmeterThe question was posed to me in unit test.Enquiry is from Instrument Transformers topic in division Extension of Instrument Ranges of Electrical Measurements

What is the current transformer?(a) transformer used with an A.C. amme

1.	What is the current transformer?(a) transformer used with an A.C. ammeter(b) transformer used with an D.C. ammeter(c) transformer used with an A.C. voltmeter(d) transformer used with an D.C. voltmeterThe question was posed to me in unit test.Enquiry is from Instrument Transformers topic in division Extension of Instrument Ranges of Electrical Measurements
Answer» Correct CHOICE is (a) TRANSFORMER USED with an A.C. ammeter Easiest explanation: A transformer used to extend the range of an A.C. ammeter is KNOWN as a current transformer. A current transformer is also ABBREVIATED as C.T.

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