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Consider a dielectric–dielectric charge–free boundary at the plane
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Fundamentals of Electromagnetics with Engineering Applications
- A solid conducting sphere of radius R carries a charge +Q. A thick conducting shell is concentric with the sphere and has an inner radius R2 and outer radius R3. The shell carries a charge -Q. The figure shows a cross section. a) Where are the charges located? Add charge symbols to the figure. R1 R3 R2 b) Add a few electric field lines and equipotential lines to the figure. Please label the lines clearly. c) Draw a sketch of the potential as a function of distance from the center of the sphere. Please label all interesting points on the graph.arrow_forwardThis problem is complete the question with proper dimension of rectangular plate. can u assumtion please Please solve max in 20-25 please the subparts A,B,C Im very needed a solution and send thank u A plate plate in a vacuum, has a rectangular area whose sides are 20 cm long. The distance between the two plates is 5 mm. So, A. Make a summary and calculate the value of the capacitance! B. If there is a dielectric material with dielectric constant k = 2 having dimensions of 20 cm x 10 cm x 5 mm is placed between the two plates, then sketch the trainer and calculate the current capacitance value? C. If there is a dielectric material with dielectric constant k = 4 , having dimensions of 20 cm x 10 cm x 2 mm is added to the condition of problem B) and is placed in the blank between the two plates, so that it sticks to one of the plates. So make a sketch of the sport and determine its current capacitance value?arrow_forwardThe sides measure 10.0cm in length each, what is the magnitude of the electric feild in the center of the square? Hint... The answer will be 3.?? x 10^-5 N/Carrow_forward
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- 6- Why an insulator is represented as a capacitor C? What are the assumption modes?arrow_forwardA solenoid displaces a material plunger ferromagnetic at a distance of 1 cm. The inductance of the solenoid in function of the position of the plunger is given by: L(x) = 0,05 – 20000((r - xo)) H, where x ranges from 0 to 0.01 m and xo = 0.25 m Is there a point where the force generated in the plunger is zero? If so, for what value of x?arrow_forwardThe cube has sides of L-10cm. The electric field is uniform, has a magnitude of 500V/m and directed along was. What is the electric flux through each of the cube faces located in y-z plane? inVm. 1 significant figurearrow_forward
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