Answered: 4. Two conducting surfaces are located… | bartleby

Related questions

Question

4. Two conducting surfaces are located at z =0 and z =t plane. Between two conductors is a
dielectric material with thickness t and permittivity & as shown in Fig. 4. If V =0 at z=0 and
V =V, at z =t, find V and capacitance.
Fig. 4

Expert Solution

Step by step

Solved in 3 steps

SEE SOLUTION Check out a sample Q&A here

Blurred answer

Similar questions

A capacitor of C = 12 microfards, with square shaped parallel plates, it is required in an electrical application. If a dielectric material of thickness 0.5mm and relative permittivity = 7.5 is available, determine the dimensions of the sides of the plates?
4. Two concentric spherical conducting spheres of radius a and b make a capac- itor. Assuming that the inner sphere is of radius a has charge +Q and outer is of radius b has charge -Q, find the capacitance.
1. A capacitor is composed of 2 plates separated by a sheet of insulating material 2mm thick and of relative permittivity 3. The distance between the plates is increased to allow the insertion of a second sheet of 3mm thick and of relative permittivity ɛr. If the equivalent capacitance is one-half of the original capacitance, find the value of ɛr. Ans: ɛ, = 4. 5 C C2 2. In the given network, each capacitor has C = 4.00 µF and V ab +28. 0 V. Calculate the: C3 a. Total capacitance Ans: CT b. Charge on each capacitor Ans: Q1 = Q2 c. Potential difference on each capacitor Ans: V1 = V2 = 5. 6V, V3 = 11.2V, V4 = 2.4µF =22.4μC, Q44.8μC, Q67. 2 μC = 16. 8V %3D C4 3. A 20 µF capacitor is charged to 120 V and then disconnected from the power supply. If a second uncharged capacitor with capacitance of 50 µF is connected across the first capacitor, what would be the resulting voltage across their parallel combination? Ans: VT 4. A parallel-plate capacitor in air has a plate separation of 1.35 cm…
Derive an expression for the capacitance of two concentric hollow spherical conductors of radii r and R. What value do you get for the capacitance when r=4.5 m and R=29.25 m?
Suppose a dielectric sphere of radius a and permittivity e = 260, containing a net charge Q1 uniformly distributed in its volume, is surrounded by another conducting sphere of inner radius a and outer radius b. a) Find an expression for E valid in each region. b) Find an expression for V valid in each region. c) Make separate graphs for |E/(Q1/4T€0)| and V/(Q1/4T€0) as a function of r valid for each region.
Q1) Coaxial cable with length of 20m, along z axis, with a-2mm, b-4mm, c-5mm as shown in cross section figure. The space between a and b is filled by dielectric material with €r = 5. Find: 1) the capacitance of this cable. 2) the capacitance of a portion of this cable bounded by 0 <Ø<180°, L=20m.
Note: The value of a=0, b=5 and C=7.