741_Physics ProblemsTechnical Physics

741_Physics ProblemsTechnical Physics - Chapter 26 P26.6 a...

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Chapter 26 81 P26.6 C A d = = ×× = κ 0 12 3 2 1 00 8 85 10 1 00 10 800 111 .. . . a f ej e j a f C m Nm m nF 2 2 The potential between ground and cloud is VE d QCV == × = × × ×= 300 10 800 240 10 111 10 2 40 10 26 6 69 99 . NC m V CV V C a f a f e j P26.7 (a) d = E = × = 20 0 10 3 . . V 1.80 m kV m (b) E = σ 0 × = 8 85 10 98 3 41 2 . C Nm nCm 22 2 e j (c) C A d = = ×⋅ × = 0 12 2 3 885 10 760 100 180 10 374 . . . C N m cm m 100 cm m pF 2 e j bg (d) V Q C = Q = 20 0 3 74 10 74 7 12 . V F p C af P26.8 C A d = 0 15 60 0 10 . F d A C d = = × = −− 0 12 12 15 9 1 8 85 10 21 0 10 60 0 10 310 10
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