Physics > 2020 > 33
WASSCE
An electron of mass m and charge e curves in a circular path in a magnetic field of flux density B. How long does it take to complete one orbit?
A.
| 2⊼e Bx |
B.
| 2B me⊼ |
C.
| 2⊼m Be |
D.
| Be 2xm |
Answer: C
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