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In the circuit shown in fig. E(1)=3" vol...

In the circuit shown in fig. `E_(1)=3" volt",E_(2)=2" volt",E_(3)=1" vole and "R=r_(1)=r_(2)=r_(3)=1`ohm.
(i) Find potential difference in Volt between the points A and B with A & B unconnected.
(ii) If `r_(2)` is short circuited and the point A is coneted to point B through a zero resistance wire, find the current through R in ampere.

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The correct Answer is:
(i) 2
(ii) 2
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