MCQ
Find equivalent capacitance between $A$ and $B$


- A$3\,\,C$
- B$5\,\,C$
- C$4\,\,C$
- ✓$2\,\,C$

[Loops $A X B Y$ forms wheat stone bridge]
so, effective capacitance will be for the bridge $C$
In IMAGE $O3$ the parallel combination
$C^{\prime}=C+C=2 C$
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$(A)$ $I =\frac{V_0 t}{\pi \rho} \ln \left(\frac{R_2}{R_1}\right)$
$(B)$ the outer surface is at a higher voltage than the inner surface
$(C)$ the outer surface is at a lower voltage than the inner surface
$(D)$ $\Delta V \propto I ^2$
