A capacitor stores of charge at a potential difference of .

PHYSICS · Multi-part · A Level · Physics · Fields and their consequences · Fields and their consequences

Problem

A capacitor stores

4.0\,\text{mC}

of charge at a potential difference of

800\,\text{V}

. (i) Calculate its capacitance in microfarad (

\mu\text{F}

). (ii) Determine the charge it will store if the same capacitor is connected to a

1.2\,\text{kV}

supply.