In the given figure, there is a circuit of potentiometer of length {AB}=10 {m} . The resistance per unit length is 0.1 \\Omega per {cm}. Across {AB}, a battery of emf {E} and internal resistance '{r}' is connected. The maximum value of emf measured by this potentiometer is: [25 Jul 2021 Shift 1]

JEE Main 25 July 2021 Shift 1 Solved Paper

Section: Physics

Question : 17 of 90

Marks: +1, -0

In the given figure, there is a circuit of potentiometer of length AB=10m. The resistance per unit length is 0.1Ω per cm. Across AB, a battery of emf E and internal resistance 'r′ is connected. The maximum value of emf measured by this potentiometer is:

[25 Jul 2021 Shift 1]

5 V
2.25 V
6 V
2.75 V

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