Answer to Question #74894 in Electricity and Magnetism for Deepesh Tripathi

Question

A particle moves in a circle of diameter 0.1cm under the action of a magnetic field of 0.40Tesla . An electric field of 200 V/m makes the path straight . Find the charge /mass ratio of the particle .(1) 2.5 × 100000 C/kg (2)2.5 ×1000000 C/kg (3) 2.5×10000 C/kg (4)2.5×10000000 C/kg