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PHY8 - then isolated The dielectric material between the...

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Howard (clh2528) – homework #8 – shubeita – (57885) 1 This print-out should have 5 questions. Multiple-choice questions may continue on the next column or page – find all choices before answering. 001(part1of2)10.0points A capacitor network is shown below. 185 V 15 μ F 15 μ F 15 μ F 15 μ F 12 μ F 15 μ F 15 μ F y z What is the equivalent capacitance between points y and z of the entire capacitor network? Answer in units of μ F. 002(part2of2)10.0points What is the charge on the 12 μ F capacitor cen- tered on the left and directly between points y and z ? Answer in units of C. 003(part1of2)10.0points A 3 . 17 nF parallel-plate capacitor is charged to an initial potential difference of 47 V and
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Unformatted text preview: then isolated. The dielectric material between the plates has a dielectric constant oF 5 . 9. How much work is required to withdraw the dielectric sheet? Answer in units oF J. 004 (part 2 of 2) 10.0 points What is the potential di²erence oF the capac-itor aFter the dielectric is withdrawn? Answer in units oF V. 005 10.0 points A wire with a resistance R is lengthened to 6 . 06 times its original length by pulling it through a small hole. ±ind the resistance oF the wire aFter it is stretched. Answer in units oF R ....
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