1.

A uniform magnetic field of induction B is confined to a cylindrical region of radius R. The magnetic field is increasing at a constant rate of \[\frac{dB}{dt}\] (tesla/second). An electron of charge q, placed at the point P on the periphery of the field experiences an acceleration.

A. \[\frac{BR}{(\sqrt{2}+1)m}\] towards left
B. \[\frac{1}{2}\,\frac{eR}{m}\,\frac{dB}{dt}\] towards left
C. \[\frac{eR}{m}\frac{dB}{dt}\] towards left
D. zero
Answer» C. \[\frac{eR}{m}\frac{dB}{dt}\] towards left


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