The volumetric charge density of an infinitely long cylinder of radius R is given by p = po.r2. po is a constant and r is the distance from the cylinder axis. Calculate the electric field in the region inside the cylinder (r R).
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- The figure below is a cross section of three non . plates conductor of infinite width, where the charge is evenly distributed. 01 02 (1/2) L . 2L R 03 The charge density on the surface of each plate is 1 = - 3µC/m2, 2 =+ 5µC/m2 , 3 = - 5µC/m2 , and L = 2 cm. In vector notation, what is the field net electricity at points P and R?Two uniformly charged rods, bent into circular arcs, have equal and opposite linear chargedensities ±λ. Their ends are placed together so that they form a semicircle of radius R asshown in the Fig. Q1. What is the electric field strength at the center?Two parallel conducting plates, each of cross-sectional area 400 cm2, are 2.0 cm apart and uncharged. If 1.01012 electrons are transferred from one plate to the other, what are (a) the charge density on each plate? (b) The electric field between the plates?
- A total charge 5.0106 C is distributed uniformly throughout a cubical volume whose edges are 8.0 cm long. (a) What is the charge density in the cube? (b) What is the electric flux through a cube with 12.0-cm edges that is concentric with the charge distribution? (c) Do the same calculation for cubes whose edges are 10.0 cm long and 5.0 cm long. (d) What is the electric flux through a spherical surface of radius 3.0 cm that is also concentric with the charge distribution?Consider a uranium nucleus to be sphere of radius R=7.41015 m with a charge of 92e distributed uniformly throughout its volume. (a) is the electric force exerted on an electron when it is 3.01015 m from the center of the nucleus? (b) What is the acceleration of the electron at this point?I I. A::A A Imssb1.mutah.edu.jo A small mass charged sphere (q= 3 µC) is attached by an insulating string to the surface of a very large conductor with a surface charge density of o = 21.1 µC. Given that the string makes an angle with the surface equal to 30 degrees, find the tension ( in N) in the string. use ɛo = 8.8542x10-12 F.m-1. String Select one: O A. 8.25 O B. 28.25 OC. 7.15 D. 14.30 E. 21.45 + + + + + +
- What is the total charge enclosed within the sphere r < 2 cm, if the electric field intensity inside the sphere is given by E = V/m, where %3D 2€, Po = 6 x 10-9 O a. 1.51 pC O b. 3.02 pC O.0.90 pC O d. 2.26 pC O e. 1.36 pC O f. 0.30 pCEx. 3: The charge density on the surface of a conducting sphere is 128 x 10 7 C/m² and the electric intensity at a distance of 4 m from the centre of the sphere is 8r x 10' N/C. Find radius of sphere.7. Given a + 15 C charged sphere with a diameter of 4.2 cm, solve for the following. fns bh blsit absiero a. Find the electric field outside of the sphere. b. Find the electric field inside of the cylinder.
- he electric field just above the surface of the charged conducting drum of a photocopying machine has a magnitude E of 2.3 × 105 N/C. What is the surface charge density on the drum?An infinite cylinder of radius R has a charge density given by p(r) = ar³, where r is the perpendicular distance from the axis of the cylinder, and a is a constant. Show that the electric field for r > R given by aRT E(r) : 7€or is the same as that obtained if all the charge is concentrated in an infinitely thin wire."phsc.bt-Not Defteri Dosya Düzen Biçim Görünüm Yardım The volumetric charge density p - alpha - alpha.r/ Rof a sphere of radius R is also the radial distance from the center of the sphere. a) What is the total load of the sphere? b) What is the electric field in the inner and outen negions of the sphere?