An electrically charged particle enters into a uniform magnetic induction field in a direction perpendicular to the field with a velocity v. Then, it travels

Options

A. (1) only
B. (1) or(2)
C. (1) or (3)
D. Any one of (1),(2) and (3)

Answer

D

Explanation

If the particle enters parallel to the field it moves along a straight line.
If it enters at right angles, it moves along a circular path.
If the particle enters at an angle between `0^(@) and 90^(@)`, its path is helical.