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Consider a rectangular volume with
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Fundamentals of Electromagnetics with Engineering Applications
- Determine the capacitance of a conducting sphere with radius a surrounded by a thick conducting spherical shell with inner radius b and outer radius c. (Hint: you first might want to draw the charge distribution. Then consider where the "ground" of your capacitor is). 4π€ 00 a 4π€ 4πE。 b 4πE In(b/a) barrow_forwardcan you please solve this question, thanks. Volume charge density is given by e-1000re-100z C/m3 . Find the maximum value of rv in the region 0 ≤ r ≤ 0.01 m, 0 ≤ f ≤ 2p, 0 ≤ z≤ 0.01 m.arrow_forward(al:Determine E caused by the spherical cloud of electrons with a volume charge density of - 1.68 x 10 -18 for 0 10mm. Clearly mention the surfaces, there differential components and write the equation properly by doing all the steps. (b): For the dielectric composition shown in the figure find out its total capacitance.arrow_forward
- ME. 3. A positive point charge q = 1.2μC is surrounded by a sphere with radius 0.7m centered on the charge. Find the electric flux through the sphere due to this charge. Select one: O a. 175163.08 Nm2/C O b. 153167.08 Nm2/C O c. 167315.80 Nm2/C Od. 135716.80 Nm2/C Clear my choice <arrow_forwardTwo infinite wires are charged uniformly with linear charge density as shown in the figure. What is the magnitude of the electric field (in N/C) at point B? Given that (d)=0.5 m. +12 nC/m +6 nC/m •B d Select one: O a. 503.54 O b. 72 O c. 359.67 O d. 215.8 O e. 647.4arrow_forwardQuèstion 4 Two conducting cylinders at p = 2 cm and p = 8 cm in free space are held at potentials of 60 mV and -30 mV, electric field at p=4 cm -1.0833ap -2.166ap -1.625ap O. -1.3ap A Moving to another question will save this response. ENG 28°C Juaio T.TI/TO USarrow_forward
- What is the surface charge density on a sphere with radius 2cm and Q-3 µC uniformly distributed on the :sphere's surface C/m² 10-4x5.97 .a C/m² 10-8x6 b O C/m² 10 5x1.19 .c O C/m² 10-6x3d Oarrow_forwardp1( C/ m) Which of the following is the electric field expression 2 m away from the infinitely long linear charge with uniform charge density?arrow_forwardA charge of 1 micro-C is located inside the sphere of radius 1 m. Find the density of the electric flux (micro- Coulomb/meter-square) at the surface of the sphere. Select one: a. 0.0397 b. 0.0265 c. None of the above d. 0.0795 e. 0.0199arrow_forward
- 8. For the situation shown, find the electric field E at point P. 91 5.0 cm 5.0 cm 42 + 20 x 10-C -5.0 x 10-8 C 9. For the situation in No. 8, where in the region would the electric field be zero? 10 Conon fourth n onoh gidoarrow_forwardThe parallel plates of an isolated charged capacitor are 1 mm apart and the potential difference across them is V. The plates are now separated to 3 mm (while the charge on them is remained constant) and a slab of dielectric material is inserted, filling the space between the plates. The potential difference across the capacitor is now Ve/2. Find the dielectric constant K.arrow_forward9. Calculate the capacitance between two parallel plates each of which is 100 cm? and 2 mm apart in air. a. 0.443 uµF b. 0.515 μμ c . 0.452 μμ F d. 0.502 μμF 10. Calculate the magnitude of the electric field at a point that is 30 cm from a point charge Q = -3.2 x 10-6 C. a. 3.2 x 10-6 N/C b. 3.0 x 105 N/C c. 2.8 x 10°N/C d. 2.4 x 105 N/Carrow_forward
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