Question

A cell sends a current through a Resistance R for time t.Now the same cell sends current through another resistance r for the same time. If same
time t. Now the same cell sends current through
amount of heat is developed in both the
resistance, then the internal resistance of cell is
(3)
(R+r)
(R-r)
(1)
(2)
2
2
(Rr)
(3)
(4) J(Rr)
2​

Answer 1

Answer:

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