I have a Physics question that I am having a problem with..?

Question

A doubly charged helium atom, whose mass is 6.6 10-27 kg, is accelerated by a voltage of 2200 V.
(a) What will be its radius of curvature in a uniform 0.265 T field?
answer should be in cm
(b) What is its period of revolution?
answer should be in s

Answer 1

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