A 1m long coaxial cable has a radius of 2mm and coated with dielectrics A and B which are 1mm thick. If dielectrics A has an Ɛr=4 and B has an Ɛr=1, find the capacitance of the conductor in pF
A 1m long coaxial cable has a radius of 2mm and coated with dielectrics A and...
A long coaxial cable has an inner conductor with radius 'a' and outer conductor with radius 'b'. If the inner conductor has 'p(sub s) = p(sub not) / p', where 'p(sub not)' is a constant, determine E everywhere.
A 1.0 m long piece of coaxial cable has a wire with a radius of 1.1 mm and a concentric conductor with inner radius 1.3 mm. The area between the cable and the conductor is filled with a dielectric. If the voltage drop across the capacitor is 6000 V when the line charge density is 8.8 ?C/m, find the value of the dielectric constant. (k = 1/40 = 8.99 × 109 N · m2/C2)
Problem 3: An infinitely long coaxial cable with inner radius a and outer radius b has the intervening space with one region as free space and the other two with relative permittivities and E as shown in figure. Find the capacitance per unit length.
A coaxial cable of length 1 = 4m consists of a solid cylindrical conductor surrounded by a cylindrical conducting shell. The inner conductor has a radius ry = 2mm and carries a charge Q, while the surrounding shell has a radius ra = 8mm and carries a charge -Q. Assume that Q = +8 x 10-8C and that air fills the gap between the conductors. (a) What is the capacitance of this cable? (b) What is the magnitude of the...
4. A 50.0 m long coaxial cable has an internal conductor with a diameter of 2.58 mm and a load of 8.10 uC. The external conductor has a diameter of 7.27 mm and load -8.10 C. Assume that the region between the drivers It is full of paraffin. a. Starting from the definition of capacitance and calculating the difference in potential from the field electrical determine a formula for the capacitance of this cable. b. Provide numerical values for the...
Problem 2: Consider a coaxial cable with an inner conductor radius of a and outer conductor radius of b. The region between the conductors is filled with a linear dielectric material that has a relative permittivity er (recall, ε = Er €0). A voltage V is applied to a length h of the cable, resulting in a free-charge of qf residing on the inner conductor and -9f residing on the outer conductor. Part a Determine the D, E, and P...
11. The capacitance per unit length of a very long coaxial cable, made of two concentric cylinders, is 50 pF/m. What is the radius of the outer cylinder if the radius of the inner one is 1.0 mm? (k = 1/4??0 = 8.99
A coaxial cable, as shown in Figure 2, consists of an inner conductor of radius a, surrounded by an outer conductor of radius b, along the same axis. The space is filled with dielectric. The cable is connected to a power supply and it is deposited a charge of +Q uniformly along the length of the surface of the inner conductor and a charge - Q uniformly along the length of the inner surface of the outer conductor. No fields...
Coaxial Cable A has twice the length, twice the radius of the inner solid conductor, and twice the radius of the outer cylindrical conducting shell of coaxial Cable B. What is the ratio of the inductance of Cable A to that of Cable B? a. 4ln2 O b.2 ?. o d. 2In2 e.21n4
Consider a Coaxial cable. The center conductor has radius a and
its axis coincides with the z axis( region 1, with permeability
u1). The outer conductor has inner radius b, outer radius c (where
c>b) and its axis also coincide with the z axis( region 3, with
permeability u3). The space between the two conductors has
permeability u2 (region 2). the center conductor is carrying a DC
current
. Find the magnetic flux density in all
region. Also plot B...