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At what time does the hour hand point in the same direction

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Reference no: EM13626581

A clock face has negative point charges -q, -2q, -3q, · · · , -12q fixed at the positions of the corresponding numerals. The clock hands do not perturb the net field due to the point charges. At what time does the hour hand point in the same direction as the electric field vector at the center of the dial?

Reference no: EM13626581

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