Homework Help: physics

Posted by jenny on Thursday, April 19, 2012 at 2:55pm.

A small cork with an excess charge of +5.0 μC
is placed 0.14 m from another cork, which
carries a charge of −3.2 μC.
What is the magnitude of the electric force
between the corks? The Coulomb constant is
8.98755 × 109 N · m2/C2.
Answer in units of N

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