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Unformatted text preview: For a closed surface S: take the outward direction as the positive direction for ; then A d n r , Total flux through S enclosed charge net = 2 2 C N m vacuum" of ty permittivi " = 12 10 85 . 8 e e k k 4 1 , 4 1 and = = Example : point charge + r q E S: sphere, radius r, centred on the charge. dA E E Example: + centred + outside + near edge Example: Example: +Q2Q +3Q S 1 S 2 S 3 S 1 , S 2 , and S 3 represent closed 3dimensional surfaces. Find the total electric flux through each surface. To prepare for next the lecture To prepare for next the lecture , , review geometry, and answer: review geometry, and answer: What is a) The volume of a sphere of radius r? b) The surface area of a sphere of radius r? c) The volume of the cylinder? d) The total surface area of the cylinder? L r...
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This note was uploaded on 12/03/2009 for the course CHEMISTRY 1E03 taught by Professor Britz during the Spring '09 term at McMaster University.
 Spring '09
 Britz

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