P26_026 - (1 . 3 10 7 J)(3 . 0 cent / kW h) 3 . 6 10 6 J /...

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26. The total energy stored in the capacitor bank is U = 1 2 C total V 2 = 1 2 (2000)(5 . 00 × 10 6 F)(50000 V) 2 =1 . 3 × 10 7 J . Thus, the cost is
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Unformatted text preview: (1 . 3 10 7 J)(3 . 0 cent / kW h) 3 . 6 10 6 J / kW h = 10 cents ....
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