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Two small plastic balls are given equal charges by rubbing them on rabbit fur. When the...

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Physics

Two small plastic balls are given equal charges by rubbing themon rabbit fur. When the balls are moved 8.00 meters apart, theyhave a measured electrostatic force of +7.24 x 10-3 N between them.a. What is the charge on each ball? b. How many electrons did eachball take from the fur? c. What is the electric field at a point inspace (Point P) exactly 5.00 meters from both balls. d. What is theelectric PE of an electron placed at Point P? e. What is theacceleration of the electron if it is released from that point?

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3.6 Ratings (538 Votes)
Answer Given F 724 x 103 N and separation distance r 8 m a Electrostatic force F k q2r2 which implies that q2 F r2k 724 x 103 N 8 m2 9 x 109 N m2C2 Therefore q2 5148 x 1012 C2 or q 717 x 106 C b Number    See Answer
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