AP EAPCET 18th May 2023 Shift 2 Solved Paper

Section: Physics

Question : 107 of 160

Marks: +1, -0

Two cells with same emf E but different internal resistances, r1, and r2 are connected in series to an external resistance R. If the potential difference across the first cell is zero then the value of R is

‌
r1−r2
2
‌
r1+r2
2
r1−r2
(r1+r2)

Validate

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