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In Thomson, s experiment, an electron is accelerated from rest in an electric field through a P.D. of 400V.t then enters normally in the

In Thomson, s experiment, an electron is accelerated from rest in an electric field through a P.D. of 400V.t then enters normally in the magnetic field of induction 10-4 Wh/m.Find the velocity of electron and the radius of curvature of the path.

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