ch32-p074 - 74(a From Eq 21-3 E= e 4 0 r 2 c160 10 Chc8.99...

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74. (a) From Eq. 21-3, E e r == ×× × 4 160 10 8 99 10 52 10 53 10 2 19 9 2 11 2 11 π 0 ε .. . CN m C m NC 2 ch c h (b) We use Eq. 29-28: B r p ×⋅ × × −− µ 0 3 72 6 11 3 2 2 41 0 1 4 1 0 25 21 0 20 10 π π π TmA JT m T c h . . (c) From Eq. 32-30,
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