JEE Main 2017 Solved Paper Solved Paper

Section: Physics

Question : 3 of 90

Marks: +1, -0

Which of the following statements is false ?

[Main 2017]

A rheostat can be used as a potential divider
Kirchhoff's second law represents energy conservation
Wheatstone bridge is the most sensitive when all the four resistances are of the same order of magnitude.
In a balanced wheatstone bridge if the cell and the galvanometer are exchanged, the null point is disturbed.

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