The efficiency of a transformer can be calculated accurately from – McqOptions

MCQOPTIONS

1.	The efficiency of a transformer can be calculated accurately from
A.	Open circuit test, Short circuit test
B.	Open circuit test, Short circuit test, Sumpner‚Äö√Ñ√∂‚àö√ë‚àö¬•s test
C.	Sumpner‚Äö√Ñ√∂‚àö√ë‚àö¬•s test
D.	load test
Answer» B. Open circuit test, Short circuit test, Sumpner‚Äö√Ñ√∂‚àö√ë‚àö¬•s test

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