1.

Which one of the following statements iscorrect?(A) A potentiometer can't measurepotential differencePotentiometer can't measure thecapacity of a capacitor(C) Potentiometer can't measure current(D) Potentiometer can't measureresistance

Answer»

uses of potentiometer

Comparison of emfs of the cells

Measurement of internal resistance of a cell

Measurement of small emfs like that in a thermocouple

Measurement of current flowing in a resistace

Comparison of resistances

so , option B is the answer.



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