ans test1 - away from the center 1c Fields all point along...

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Key: 1a, 2a, 3b, 4c, 5c, 6e, 7b, 8d, 9c, 10e, 11e, 12d, 13c, 14c, 15a Part B, show your work: 1a: Use E = q /(4 π ε 0 r 2 ) = 2.00 × 10 6 N/C 1b: This requires you to sketch in the 4 fields. All lie along diagonals, with those of the two positive charges pointing to the center and those from the two negative charges pointing
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Unformatted text preview: away from the center. 1c: Fields all point along diagonals and are such that only the x component survives. The result is 5.65 × 10 6 N/C. 2a: Here φ = q /(4 π r ). Substituting values leads to 5.99 × 10 5 V. 2b. Zero, the potentials all cancel....
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