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A particle of mass 0.002 kg and a charge...

A particle of mass `0.002 kg` and a charge `1muC` is held at rest on a frictionless horizontal surface at a distance of 1m from a fixed charge of 1mC. If the particle is released, it will be repelled. The speed of the particle when it is at a distance of 10m from the fixed charge is -

A

100 m/s

B

90 m/s

C

60 m/s

D

45 m/s

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