College Physics

A tiny 0.60g ball carries a charge of magnitude f 8.0uC. It is suspended by a thread in a downward 300 N/C electric field. What is the tension in the thread if the charge on the ball is negative? - Positive?

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  1. Tension= mg+electric force
    The direction of the E field is the direction of a positive charge, so if the charge is positive, they add.
    If the charge is negative, they are in opposite directions.

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    bobpursley
  2. Good

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