A parallel plate capacitor has square plates with sides 20 cm long, 7.5 mm apart. The potential difference across the plates is 35 V and the permittivity of the space between the plates is C2/N⋅m2. What is the charge stored by the capacitor?
The capacitor in the circuit shown in the diagram stores a charge of 3.6 mC. What is the potential difference V across the resistor?
An 11.5 µF parallel plate capacitor stores 888 µC of charge. What is the potential difference across its plates?