Recent content by kasmit18

  1. K

    Determining magnitude of forces on metal balls

    F = k(q_a)(q_b)/r^2 I know so far I should set it up like.. F = 8.99E9 but I don't know what the other terms apply to...help?
  2. K

    Determining magnitude of forces on metal balls

    Three tiny charged metal balls are arranged on a straight line. The middle ball is positively charged and the two outside balls are negatively charged. The two outside balls are separated by 20 cm and the middle ball is exactly halfway in between.The absolute value of the charge on each ball is...
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