chapter25- 040

chapter25- 040 - 40. (a) We use C = 0A/d to solve for d: d=...

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40. (a) We use C = ε 0 A / d to solve for d : () 12 2 2 2 2 0 12 8.85 10 C /N m (0.35 m ) 6.2 10 m. 50 10 F A d C ×⋅ == = × × (b) We use C κ . The new capacitance is
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