12
Question
Each condenser in the figure shown has a capacity of 3 μF. The equivalent capacity between the terminals A and B is
Each condenser in the figure shown has a capacity of 3 μF. The equivalent capacity between the terminals A and B is
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Solution
The correct option is B 9 µF
The condensers with vertical orientation do not receive any charge as their plates are shorted by connecting wires. So remove them. Between A and B, the other three condensers are in parallel. Hence, equivalent capacitance = 3C=9 µF
9 µF
The condensers with vertical orientation do not receive any charge as their plates are shorted by connecting wires. So remove them. Between A and B, the other three condensers are in parallel. Hence, equivalent capacitance = 3C=9 µF
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