two equal charges placed in air separated by a distance 3 m repel each other with force 0.1 gf.calculate the magnitude of either charges.
Asked by | 4th Apr, 2012, 07:55: AM
Expert Answer:
f= k q^2 /r^2
k q^2 = 0.1 X 9
q^2 = 0.9/k
given k= 9.0 x 109 n/m^2
Solve for q
Answered by | 4th Apr, 2012, 11:40: AM
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