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- Suppose the electric field of Quick Quiz 15.7 is tilted 60 away from the positive z-direction. Calculate the magnitude of the flux through the same area. (a) 0 (b) 10.0 N m2/C (c) 20.0 N m2/C (d) More information is neededState what is meant by electric field strength at a point in space. How is its direction defined? Given that the magnitude field strength, E, at a distance r from a point charge Q is given by the formula: ?= 2/4??0 ?/?2 calculate the magnitude of the electric field at a point which is 10 cm from a positive 24 μC charge. Use ?=2/4??0 = 9×109 m/f. Give your anser in v/m.Three very large square planes of charge are arranged as shown (on edge) in the figure. (Figure 1) From left to right, the planes have charge densities per unit area of -0.52 μC/m2 , 0.27 μC/m2 , and -0.38 μC/m2 . Find the total electric field (direction and magnitude) at the point A, B, C and D. Assume the plates are much larger than the distance AD. Express your answer to two significant figures and include the appropriate units. Assume that the positive axis is directed to the right.
- An aluminum spherical ball of radius 3.5 cm has a charge of 4.5 μCμC. A copper spherical shell, concentric with the aluminum ball, has an inner radius of 6.5 cm, an outer radius of 7.5 cm, and a total charge of −−8.5 μCμC. Because the only non-zero component of the electric field is radially directed, the electric field may be expressed as (equation in picture). 1. What is the radial component of the electric field, in newtons per coulomb, at a distance of 5.2 cm from the center of the aluminum spherical ball?A hemispherical surface of radius b = 16.5m is fixed in a uniform electric field of magnitude E0 = 6.47 V/m. This is illustrated in the attached image. (x - axis points out of the screen) What is the general expression for an infinitesimal area dA, is spheral coordinates (r, Θ, Φ), where Θ is the polar angle and Φ is the azimuthal angle? Use ñ as your outward pointing unit vector. Calculate the electric flux in volt meters through the hemishpere.In the figure two objects O1 and O2 have charges +1.0microC and -2.0microC, respectively, and the third object O3 is electrically neutral. a) what is the electric flux through the surface A1 that encloses all three objects? B) what is the electric flux through the surface A2 that encloses the third object only?
- Three very large square planes of charge are arranged as shown (on edge) in the figure. (Figure 1)From left to right, the planes have charge densities per unit area of -0.51 μC/m2μC/m2 , 0.27 μC/m2μC/m2 , and -0.39 μC/m2μC/m2 . Figure 1 of 1 Part A Find the total electric field (direction and magnitude) at the point A. Assume the plates are much larger than the distance AD. Express your answer to two significant figures and include the appropriate units. Assume that the positive axis is directed to the right.The infinite sheets (non conducting) in the figure below are both positively charged. The sheet on the. left has uniform surface charge density of 18 PC/m², and the one on the right has a uniform surface charge density of 24.0 uC/m. a. What are the magnitude and direction of the net electric field at points A, B, and C ? b. What is the force. exerted on an electron placed at points A. B, and C?I am stuck on how to solve this problem. Find the electric field at the location of qa in the figure given that qb = +2.50 nC, qc = - 3.50 nC, qd= 0.000 nC , q = +2.00 nC , and the square is 18.0 cm on a side. a) The electric field magnitude and vector angle at qa due to qb? (Would it be the same format for qc and q?) b) The NET electric field and magnitude and vector angle at qa?
- Calculate the electric flux traversing a rectangle with a surface area of 70 m2, a uniform electric field of 181 N/C, and an angle of 51º from the horizontal. Use scientific/exponential notation to input your answer. Eg., 0.0001 can be written as 1.0e-4 or as 1.0E-4. Spaces not allowed. Round off to three significant figures.A thin rod of length ℓ and uniform charge per unit length λ lies along the x axis as shown in the figure below. (a) Show that the electric field at P, a distance d from the rod along its perpendicular bisector, has no x component and is given by E = 2keλsinθ0/d. (b) Using your result to part (a), show that the field of a rod of infinite length is E = 2keλ/d.The figure shows the cross section of a thin conductive shell with a radius of 10cm10cm containing in its center a charged point particle with q0 = + 25nCq0 = + 25nC. Assume that an additional charge of Q0 = −15nCQ0 = −15nC is deposited on the conductive shell. (a) What is the magnitude of the electric field at a distance of 5cm5cm from the central point charge in kN / CkN / C? (b) Use Gauss's law to determine the electric charge on the inner wall of the shell as well as the outer wall in nCnC. (c) Calculate the surface charge density in nC / m2nC / m2 on the inside wall of the shell. (d) What is the surface density in nC / m2nC / m2 on the outer shell of the shell?