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- The permittivity of a solid insulator is 5.6 and loss angle is 0.5 degree. If the insulator is subjected to an alternating field of 6 MV/m, at a frequency of 60 Hz, calculate the dielectric losses.arrow_forwardDetermine the total current on a circular wire of radius Imm and J =500a, A/m2 1.57 mA 25.132 mA 14.137 mA 6.28 mAarrow_forwardQuestion 6: The capacitor with distance between the two conducting plates is 1.5 mm and surface area of 0.01 m², where the permittivity is 8.85x10-12 F/m a. Determine the capacitance. b. Determine the electric field strength between the plates if 450 volts are applied across the plates. c. Determine the amount of charges on each plate.arrow_forward
- find E for the sheet charge (ps) = 20p %3D mC/m if p32. p=-2 Ø=0-27tarrow_forward4. The flux produced in the dielectric of a capacitor is 9 x 10-4 coulomb when th impressed emf is 1,500 volts. What is the capacitance of the capacitor? 5. Calculate the capacitance of a parallel-plate capacitor that consists of 80 glas plates, each one 0.045 in. thick, and 81 sheets of 6.5- by 7.5-in. aluminum foarrow_forwardIn dielectric material withɛ=2.8 80, V= sin(30). At point P (1, 10°, 4), the volumetric charge density equals to 111.408 pC/m3 O 192.965 pC/m3 222.816 pC/m3 57.669 pC/m3arrow_forward
- A circular coil has a mean diameter of 100 cm having an electron density of 3.34 x 1024 e/m3 with a cross sectionalarea of 10 square cm. How many electrons will pass through the conductor?arrow_forwardA microelectrode has capacitance of 8.9 pF/cm if the pipette radius is 0.32 μm, and the typical value of dielectric constant of glass is 4. Find the inside tip radius of the electrode.arrow_forward6. Liquids with solid impurities a) Have higher dielectric strength b) Of large size have higher dielectric strength c) Have high Dielectric strength as compared to pure liquids d) Have lower dielectric strength as compared to pure liquids e) None of the abovearrow_forward
- Problem 4. A positive point charge q₁5 [nc] is on the x-axis at x₁ = -1 [m] and a second positive point charge q₂ = 4 [nc] is on the x-axis at x₂ = 3 [m]. dl = b. a. and Point A. C. 91 Point A is on the x-axis at XA = 8 [m]. 0 = EzA=[ O+x O-x O+y O-y d. and Point A. d2 = 2 m 92 Find the distance between 91 6 created by the charge q₁ at Point A. E₁A= Ĵ [N/C] Find the distance between 92 Find the magnitude of È ₁A. [N/C] m x, m Calculate ₁4 the electric field 1A created by the charge 92 at Point A. E₂A î+ [N/C] g. Consider a point located 6 m from the origin, what will be the direction of the net electric field created by the charges at this point? Find the magnitude of È 2A. [N/C] Calculate E24 the electric field 2Aarrow_forwardDetermine the electric field strength at a point 1.00 cm to the left of the middle charge shown in the figure below. (Enter the magnitude of the electric field only.) Three charges lie along a horizontal line. A 6.00 µC positive charge is on the left. 3.00 cm to its right is a 1.50 µC positive charge. 2.00 cm to the right of the 1.50 µC charge is a −2.00 µC charge. N/C(b) If a charge of −3.89 µC is placed at this point, what are the magnitude and direction of the force on it? magnitude N direction ---Select--- toward the right toward the left upward downwardarrow_forwardThe ratio of the total charge on either plate to the potential difference between ? plates is known as capacitance True Falsearrow_forward
- Delmar's Standard Textbook Of ElectricityElectrical EngineeringISBN:9781337900348Author:Stephen L. HermanPublisher:Cengage Learning