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Sahay Sir > Question Answers > NEET Last 32 Years Solved 1988 - 2019 Physics and Chemistry Video Solutions > Physics > Chapter 22 - Current Electricity > A potentiometer is an accurate and versatile device to make electrical measurements of E.M.F. because the method involves

A potentiometer is an accurate and versatile device to make electrical measurements of E.M.F. because the method involves

A potentiometer is an accurate and versatile device to make electrical measurements of E.M.F. because the method involves