An electron is projected at an angle theta with uniform magnetic field .If the pitch of helical path is equal to its radius then the angle of projection is
A. Per tan pi
B per cot pi
C. Per tan 2pi
D. Per cot 2pi
Answers
Answered by
0
Answer:
c
Explanation:
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Answered by
0
Answer:
I think c is correct
Explanation:
......
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