For the E-fields shown at the interface of two dielectrics in Fig. 2-52, relate the angles...
Problem 1. Electrostatics (1) As shown in the Figure below, a parallel-plate capacitor of plate area A is filled with two layers of dielectrics, ch and d2 thick, with permittivities fringe effect at the four edges (assuming rectangular plates), find the fields Ei and Es in the two dielectrics if a voltage V (assumed positive) is applied to the top plate with regard to the bottom plate. (Note: both magnitudes and directions needed.) and a, respectively. Ignoring the (2) Find...
3. Find the capacitance of a parallel plate capacitor filled with two dielectrics as shown. The area is A, the thickness is d, and each dielectric is half the total thickness, i.e., d/2. What would the answer be if the two dielectrics were arranged as shown in the second picture (each with A/2, but thickness d)? E1 2 E1 E기
(1) As shown in the Figure below, a parallel-plate capacitor of plate area A is filled with two laye ers of dielectrics, di and de thick, with permittivities s and s2, respectively. Ignoring the ringe effect at the four edges (assuming rectangular plates), find the fields Ei and E2 in the t dielectric ctrics if a voltage V(assumed positive) is applied to the top plate with regard to the bottom plate. (Note: both magnitudes and directions needed.) (2) Find the...
6) Assume a wire of constant area A 0.01 m2 that is made up of two lossy dielectrics. Both dielectrics have the same &-2 but have different conductivities, σι = 2x104 Sm and σ2 = 4 x 104 S/m. A current-0.01 A flows in the wire and given that the wire area is constant there is a constant current density in wire. o, a) What are the electric fields in dielectric #1 and dielectric #2? b) What is the charge...
Question 3 a) Two perfect dielectrics sit side by side in free space. Describe the boundary conditions for E and the dielectric boundary. fields across 4 marks b) The boundary is parallel to the j direction. Material 1 has parameters &r-5 and 1. Material 2 has parameters Er-12 and 0.95. In material 1, there is a uniform E-field and H-field, with strengths: 10 20 Assuming no loss, what are the E and H field strengths in material 2? 6 marks...
ou need to show your work clearly and with good detail the boundary between two dielectrics we know the following V E-5 +p-fi V E-512p-fi m a) (5 points) What can you say about the boundary looking at the above, what information can you find about the interface between the two regions? b) (5 points) If region 1 is air and region 2 is a material with relative permittivity of 2.5 Eo do you think there is a surface charge...
What are the general boundary conditions for electrostatic fields at an interface between two different media? Eu Erl Din Era D2n Et2
2. Two glass slabs with refractive indices of 1.61 and 1.43 form a planar interface. (a) What is the critical angle for this interface? (b) Plot the penetration depth (defined as the distance into the lower index region for the electric field to drop to 1/e of its value at the interface) if 405nm light is incident from the higher index region at different angles of incidence of above the critical angle.
as shown in Fig.2. The lengths of two 2. Three bars form an isosceles right triangle, right angle sides are L, which is 1000 mm. The cross section area of the three bars are 1000 mm2. Young's modulus of bars are E-21x10 N/ mnt Please find the global stiffness matrix of these bar element system. If the numbering of the bar nodes changes, does the global stiffness matrix change? (15 %) y 1 (3) (1) (2) 3 2 Fig.2 Bar...
Question 2 For the circuit shown in Fig. 3, E is a dc source given by E = 15 V, and Is is an ac source given by is = 0.5V2 sin(2000t + 20°) A. 1) What is the phasor expression for Is? 2) Determine the sinusoidal (time domain) expression for the voltage V. Use superposition, R, = R, = R, =100 G =C, = 504F 4 = L; =5mH 65 2 - 41° V 822 402 Question 3 Write...