CBSE Class 12-science Answered
pls explain how we got V=kq/r?
reply fast plsss
Asked by | 17 Mar, 2013, 09:52: PM
Expert Answer
Potential energy is defined as: Energy required to move a unit charge from a point in space to infinity. Since the coulumb force between two charges q and q' is given as:
F = k q.q'/r2 since -dF/dr = V
thus V = kq/r
as q' = 1 a unit charge
Answered by | 18 Mar, 2013, 12:26: AM
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