If specific resistance of a potentiometer wire is 10^{-7}\Omegam and current flow through it is 0.1 A, cross-sectional area of wire is 10^{-6} m^2 then potential gradient will be :-

Correct Answer is : 10−2V∕m

AIPMT 2001 Physics and Chemistry Paper

Question : 34 of 100

Marks: +1, -0

If specific resistance of a potentiometer wire is 10−7Ωm and current flow through it is 0.1 A, cross-sectional area of wire is 10−6m2 then potential gradient will be :-

10−2V∕m
10−4V∕m
10−6V∕m
10−8V∕m

Validate

Go to Question:

Prev Question

Next Question