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(C = 4.0 μF) is connected through a resistor (R = 2.5 MΩ) across a battery of negligible internal resistance of voltage 12volts.

The time after which the potential difference across the capacitor becomes three times to that of resistor is (ln 2 = 0.693)

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A capacitor

(C = 4.0 μF) is connected through a resistor (R

(C = 4.0 μF) is connected through a resistor (R

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Afte

Afte