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OpenStudy (anonymous):
The charges on two metallic balls are 5.0 and 7.0 coulombs respectively. They are kept 1.2 meters apart. What is the force of interaction between the two? (k = 9.0 * 10© newton·metersÆ/coulombÆ)
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OpenStudy (anonymous):
A. 2.2 x 10^11 newtons B. 4.1 x 10^-7 newtons C. 5.0 x 10^11 newtons D. 7.0 x 10^-7 newtons
OpenStudy (irishboy123):
|F| = k q1 q2 / r^2 Coulumbs Law k is approx 9×10^9
OpenStudy (shamim):
Given K=9*10^9N.m^2/C^2 q1=5coul q2=7coul r=1.2m F=?
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