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Ch 15 hw 2 - ways first using the exact formula for a rod...

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A thin plastic rod of length 2.3 m is rubbed all over with wool, and acquires a charge of 86 nC, distributed uniformly over its surface. Calculate the magnitude of the electric field due to the rod at a location 7 cm from the midpoint of the rod. Do the calculation two
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Unformatted text preview: ways, first using the exact formula for a rod of any length, and second using the approximate formula for a long rod. (a) exact formula E = 9597.144062 [9600] N/C (b) approximate formula E = 9614.906832 [9610] N/C...
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