P22_035 - 35. (a) Eq. 22-1 gives F12 N m2 8.99 10 C2 q1 q2...

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35. (a) Eq. 22-1 gives F 12 = k q 1 q 2 d 2 = µ 8 . 99 × 10 9 N · m 2 C 2 ( 20 . 0 × 10 6 C ) 2 (1 . 50 m) 2 =1 . 60 N . (b) A force diagram is shown as well as our choice of y axis (the dashed line). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ....... . . . . . . q 3 q 2 q 1 y . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . The y axis is meant to bisect the line between q 2 and q 3 in order to make use of the symmetry in the problem (equilateral triangle of side length
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This note was uploaded on 11/12/2011 for the course PHYS 2001 taught by Professor Sprunger during the Fall '08 term at LSU.

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