With reference to I-phase transformers, match the transformer tests in column A with the purpose of the tests in column B. Column A Column B A. Short circuit test I. Wattmeter reads the core losses B. Sumpner’s test I II. Wattmeter reads the full load copper losses C. Open circuit test III. Determines maximum temperature rise

Correct Answer is : A - II, B - III, C - I

SSC JE Electrical Engineering (Paper 2) 4 Dec 2023 Paper

Question : 74 of 100

Marks: +1, -0

With reference to I-phase transformers, match the transformer tests in column A with the purpose of the tests in column B.

Column A		Column B
A.	Short circuit test	I.	Wattmeter reads the core losses
B.	Sumpner’s test I	II.	Wattmeter reads the full load copper losses
C.	Open circuit test	III.	Determines maximum temperature rise

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