In the following circuit figure, the resistance of wire AB is 10 Ω and its length is 1m…

Physics · JEE Main · NTA Exams — Current Electricity

In the following circuit figure, the resistance of wire AB is 10 Ω and its length is 1m. Rest of the quantities are shown in the figure. The potential gradient on potentiometer wire will be

1. 0.8 V/m
2. 0.08 V/m
3. 0.008 V/m
4. none of the above

Answer

(A) 0.8 V/m

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