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If an electron is moving with a velocity of `10^(-7)m.s^(-1)` at right angles to a magnetic field of strength `10^(-3)T`, determine the magnetic force acting on the electron and the radius of the circular path it describes. Given, mass of an electron `=9.1xx10^(-31)kg`, electronic charge `=1.6xx10^(-19)C`.

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`1.6xx10^(-15)N,5.7cm`
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