Asked by yaswanth
two small conducting spheres have charge 2nc and -0.5nc respectively. When they are placed 4 cm apart ,what is the force between them. If they are brought into contact and then seperated by 4cms. What is the force between them?
Answers
Answered by
bobpursley
a. F=kq1q2/distance squared.
b. if they touch, the now charge on each is (2nq-.5)/2=.75nq
b. if they touch, the now charge on each is (2nq-.5)/2=.75nq
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