A parallel-plate air capacitor of capacitance of 270 pF has a charge of magnitude 0.140 µC on each plate. The plates are 0.306 mm apart
1. What is the area of each plate? M2
2. What is the surface charge density on each plate? C/m2
3. What is the potential dissimilarity between the plates? V
4. What is the electric-field magnitude among the plates? V/m