AC Circuit || AC Voltage Applied to a Capacitor

Chapter-7|Alternating Current |NCERT 12th Physics:

AC Voltage Applied to a Capacitor:

Let a capacitor with capacitance C be connected to an AC source with EMF

Due to this EMF, charge will be produced and it will charge the plate of capacitor with positive and negative charge. If potential difference across the plates of capacitor is V, then

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Therefore, Current leads potential by π/2.

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