ch22_p19 - 19 Consider the figure below(a The magnitude of...

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(a) The magnitude of the net electric field at point P is () net 1 23 / 2 2 2 2 2 2 00 1/ 2 1 2s i n 2 44 /2 qd q d EE dr θ πε ªº == = «» + ª º + + ¬¼ ¬ ¼ G For rd >> , we write [( d /2) 2 + r 2 ] 3/2 r 3 so the expression above reduces to net 3 0 1 || . 4 qd E r G (b) From the figure, it is clear that the net electric field at point
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This note was uploaded on 01/25/2011 for the course PHYSICS 17029 taught by Professor Rebello,nobels during the Fall '10 term at Kansas State University.

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