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Capacitor C(3) in the circuit is variabl...

Capacitor `C_(3)` in the circuit is variable capacitor (its capacitance can be varied). Graph is plotted between potential difference `V_(1)` (across capacitor `C_(1)`) versus `C_(3)`.
Electric potential `V_(1)` approaches on asymptote of 10 volts as `C_(3) to infty`
0The value of C3 for which potential difference across `C_(1)` will become 8V, is

A

`1.5C_(1)`

B

`2.5C_(1)`

C

`3.5C_(1)`

D

`4.5C_(1)`

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