A parallel plate capacitor (Fig. 8.7) made of circular plates each of radius R = 6.0 cm has a capacitance C = 100 pF. The capacitor is connected to a 230 V ac supply with a (angular) frequency of `300 rad s^-1`. Determine the amplitude of B at a point 3.0 cm from the axis between the plates. :

A parallel plate capacitor (Fig. 8.7) made of circular plates each of radius R = 6.0 cm has a capacitance C = 100 pF. The capacitor is connected to a 230 V ac supply with a (angular) frequency of 300 rad s^-1 . What is the rms value of the conduction current? :

A parallel plate capacitor (Fig. 8.7) made of circular plates each of radius R = 6.0 cm has a capacitance C = 100 pF. The capacitor is connected to a 230 V ac supply with a (angular) frequency of 300 rad s^-1 . Is the conduction current equal to the displacement current? :

Fig.110 shows a capacitor made of two circular plates each of radius R=12 cm and separated by 5 cm.The capacitor is being charged by an external source (not shown in the figure).Use modified Ampere's circuital law to determine magnetic field at the point P at a distance of 0.5 m from the centre of the plats in the plane midway between them,when the chargingg current is 2A? .

A parallel plate capacitor has each plate of 0.06 m diameter separated by 0.05 cm of air. What is the capacitance of the capacitor? What would be the radius of a sphere having the same caapcitance?

Figure shows a capacitor made of two circular plates each of radius 12 cm, and separated by 5.0 cm. The capacitor is being charged by an external source (not shown in the figure). The charging current is constant and equal to 0.15A. Obtain the displacement current across the plates. :

The plates of a parallel plate capacitor have an area of 90 cm^2 each and are separated by 2.5 mm. The capacitor is charged by connecting it to a 400 V supply. (a) How much electrostatic energy is stored by the capacitor? (b) View this energy as stored in the electrostatic field between the plates, and obtain the energy per unit volume u. Hence arrive at a relation between u and the magnitude of electric field E between the plates.

The plates of a parallel plate capacitor have an area of 90 cm^2 each and are separated by 2.5 mm. The capacitor is charged by connecting it to a 400 V supply. How much electrostatic energy is stored by the capacitor?

Two plates of parallel plate capacitor have an area of 90 cm^2 (centimeter square) each and are separated by 2.5 mm. The capacitor is charged by Connecting it to a 400V (volt) supply. How much electrostatic energy is stored by the capacitor ?