Capacitor with Dielectric (Battery Connected)
### Conditions
Potential difference remains constant:
$$V=constant$$
### Relations
Charge:
$$Q'=KQ$$
Capacitance:
$$C'=KC$$
Energy:
$$U'=KU$$
### Terminologies
- Q' → New charge.
- C' → New capacitance.
- U' → New energy.
### Usage
- Used when dielectric is inserted without disconnecting battery.