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Question 25

In the given figure, the total charge stored in the combination of capacitors is $$100 \ \mu$$C. The value of 'x' is _____.


Correct Answer: 5

$$C_{eq} = C_1 + C_2 + C_3$$

$$C_{eq} = (x + 5) \mu\text{F}$$

$$Q = C_{eq}V$$: $$100 = (x + 5) \times 10$$

$$x = 5$$

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