A proton beam enters a magnetic field of 10⁻⁴ Wb/m² normally. If the specific charge of the proton is 10¹¹ C/kg and its velocity is 10⁹ m/s, then the radius of the circle described will be

Options

(a) 100 m
(b) 0.1 m
(c) 1 m
(d) 10 m

Correct Answer:

100 m

Explanation:

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