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Q. If each capacitor has capacitance $C=1\, \mu F$, then the equivalent capacitance between $A$ and $B$ is $x$. Find $3 x$.Physics Question Image

Electrostatic Potential and Capacitance

Solution:

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$C_{\text {eq }}=4 \times \frac{2 C \times C}{2 C+C}$
$=\frac{4 \times 2 C}{3}=\frac{8 C}{3}$