759_Physics ProblemsTechnical Physics

# 759_Physics ProblemsTechnical Physics - P26.66 1 gal.00...

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Chapter 26 99 P26.66 Gasoline: 126 000 1 054 100 670 524 10 3 7 Btu gal J Btu gal 3.786 10 m m kg Jkg 3 3 bg b g . . . × F H G I K J F H G I K J Battery: 12 0 100 3 600 16 0 270 10 5 . . . JC Cs s kg b g b g Capacitor: 1 2 2 0100 120 72 0 .. . . F V kg ±Jkg af a f = Gasoline has 194 times the specific energy content of the battery and 727 000 times that of the capacitor. P26.67 Call the unknown capacitance C u QC V C C V C CV VV ui u f u f if == + = = = ∆∆ b g di 10 0 30 0 100 30 0 429 . . V V V F µ *P26.68 She can clip together a series combination of parallel combinations of two 100- F capacitors. The equivalent capacitance is 1 200 200 100 11 F F µµ −− + = . When 90 V is connected across the combination, only 45 V appears across each individual capacitor.
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## This note was uploaded on 12/14/2011 for the course PHY 203 taught by Professor Staff during the Fall '11 term at Indiana State University .

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