Q.

In the circuit shown in figure, the cell is ideal with emf 15 V. Each resistance is of 3  Ω.The potential difference across the capacitor in steady state is 

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a

9 V

b

12 V

c

15 V

d

0

answer is C.

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Detailed Solution

In the steady state, no current flow through C

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15=3×2I/3+3I   I=3 A

VA-3I/33I=VB

or VAVB=4I=4×3=12   V

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