P27_014.PDF

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Chapter 27 - 27.14
14. Since 100 cm = 1m, then 10 4 cm 2 =1m 2 .Thus,
A = (3 . 00
×
10 7
·
m)(10 . 0
×
10 3 m)
=0 . 536 Ω .
56 . 0
×
10 4 m 2
R = ρL
 
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