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categoryالفيزياء schoolبكالوريوس event_available2026-07-15

السؤال

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() 1.0 m and 2.8 m QUESTION 3 An uniform electric field E (2.0i +4.0 j + 5.0 k) N/C is passing through the Gaussian cube of the following figure: pic.png (click on this link to see the picture) (a) Find the magnitude of flux through xy-Plane. (b) Find the charge enclosed inside the Gaussian Surface. = (c) If the electric field is non-uniform E (2.0x i+4.0j +5.0 k) N/C is passing through the Gaussian surface, find the flux through the left and right side of yz-plane respectively (d) Find the charge enclosed inside the Gaussian surface. OO (a) 20 N.m² (b) 18 nC (c) 16 N.m2 and -24 N.m² (d) zero (a) 20 N.m² (b) zero (c) - 8.0 N.m2 and 24 N.m² (d) 14 nC (a) 24 N.m² (b) zero (c) - 16 N.m2 and 16 N.m² (d) 14 nC (a) 16 N.m² (b) zero (c) 16 N.m2 and 8.0 N.m² (d) -14 nC (a) 16 N.m² (b) 18 nC (c) - 8.0 N.m2 and 24 N.m² (d) 14 nC QUESTION 4 a) Find the magnitude and direction of an electric field at r-0.3 m and to the left of a thin, long conducting wire of linear charge density -5.0 nC/m. b) A hollow metallic cylinder of the inner radius 0.2 m and outer radius 0.4 m is inserted such a way that the wire lies in the axis of the cylinder. Find the magnitude of an electric field at r=0.3 m, if the surface charge density of the metallic cylinder is Z x=1m x=3m

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