A potentiometer is an accurate and versatile device to make electrical – McqOptions

MCQOPTIONS

1.	A potentiometer is an accurate and versatile device to make electrical measurements of E.M.F. because the method involves:
A.	cells
B.	potential gradients
C.	a condition of no current flow through the galvanometer
D.	a combination of cells, galvanometer and resistances
Answer» D. a combination of cells, galvanometer and resistances

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