A particle of mass m charge q and speed V enters a uniform magnetic radius r. The radius r of the circle is_________________?
Adirectly proportional to q
Bdirectly proportional to m
Cdirectly proportional to B
Dindependent mass m
Correct answer
C. directly proportional to B
Explanation
directly proportional to B is the correct answer. Review the question and compare it with the other choices to remember this fact for future exams.