Charges `2q` and `-3q` are given to two identical metal plates of area of cross section `A`. the distance between the plates is `d`. Find the capacitance and potential difference between the plates.

When a metal slab is placed between the charged identical , parallel plates , the potential difference between the plates

The force between the plates of a parallel plate capacitor of capacitance C and distance of separation of the plates d with a potential difference V between the plates, is.

The force between the plates of a parallel plate capacitor of capacitance C and distance of separation of the plates d with a potential difference V between the plates, is.

Five identical plates each of area a are joined as shown in the figure. The distance between the plates is d. the plates are connected to a potential difference of V volt. The charge on plates 1 and 4 will be

(a) Find the potential difference between the plates of a parallel plate capacitor of capacitance 5muF if a charge +800muC is placed on one plate and- 200muC on another plate. (b) The charege given to plate are as shown. The capacitance between the adjacent plates is C . find the charge on outer surface of plate 3 , and potential difference between plate 1 and 2 . (c) If A is area of each plate and d is separation between adjacent plates, find the charge supplied by battery. (d) Five idential capacitor plates each of area A are arranged such that adjacent plates are at a distance d apart. the plates are connected to a source of emf V as shown. what is the magnitude and nature of charge on plates 1 and 3 respectively?

Five identical plates each of area A are joined as shown in the figure. The distance between the plates is d. The plates are connected to a potential difference of V volts. The charge on plates 1 and 4 will be