1.

Two batteries A and B each of e.m.f. 2 V are connected in series to an external resistance R = 1 ohm.  If the internal resistance of battery A is 1.9 ohms and that of B is 0.9 ohm, what is the potential difference between the terminals of battery A                                                                        [MP PET 2001]

A.            2 V
B.            3.8 V
C.            Zero
D.            None of the above
Answer» D.            None of the above


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