ElectrostaticsHard
Question
A charge q = 10-6 C of mass 2 g (fig.) is free to move then calculate its speed, when it is at a distance of b. [Assume a = 1 m, b = 10 m, Q = 10-3 C]
Options
A.90 m/s.
B.9 m/s.
C.900 m/s.
D.none of these
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