Question: Q. 7. In the given circuit, with steady current, calculate the potential difference across the capacitor and the charge stored in it.

U [Foreign I 2017]

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Solution:

Ans. Value of current

Value of voltage

Value of charge

In the loop $A C D F A$

Charge

$$ \begin{aligned} I & =\frac{12-6}{(1+2)}=2 A \ V_{A F} & =V_{B E} \ & =6+2=6+V_{C} \ V_{C} & =2 V \ Q & =C V_{C}=5 \mu \mathrm{F} \times 2 \mathrm{~V} \ & =10 \mu C \end{aligned} $$

[CBSE Marking Scheme 2017]



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