A small glass bead has been charged to ++ 30 nCnC . A tiny ball bearing 2.0 cmcm above the bead feels a 1.8×10−2 NN downward electric force. What is the charge on the ball bearing
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A small glass bead has been charged to ++ 30 nCnC . A tiny ball bearing 2.0 cmcm above the bead feels a 1.8×10−2 NN downward electric force.
What is the charge on the ball bearing? |
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