P23_030 - downward, then q ~ E must point upward. Since q...

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30. Vertical equilibrium of forces leads to the equality q ¯ ¯ ¯ ~ E ¯ ¯ ¯ = mg = ¯ ¯ ¯ ~ E ¯ ¯ ¯ = mg 2 e . Using the mass given in the problem, we obtain ¯ ¯ ¯ ~ E ¯ ¯ ¯ =2 . 03 × 10 7 N/C. Since the force of gravity is
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Unformatted text preview: downward, then q ~ E must point upward. Since q > 0 in this situation, this implies ~ E must itself point upward....
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This note was uploaded on 11/12/2011 for the course PHYS 2001 taught by Professor Sprunger during the Fall '08 term at LSU.

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