what is difference between 2wire method and 4wire method of winding resistance

what is difference between 2wire method and 4wire method of
winding resistance testing of transformer?

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what is difference between 2wire method and 4wire method of winding resistance testing of transform..

Answer / sudipt jena

In two wire method,we can measure the resistance of only one winding. Where as in 4 wire method we have the facility to measure both the LV and HV winding at once.

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