Magnetics 1 Question 27
27. In which case will the particle describe a helical path with axis along the positive $z$-direction?
(a) (II) (ii) (R)
(b) (III) (iii) (P)
(c) (IV) (i) (S)
(d) (IV) (ii) (R)
Fill in the Blanks
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Answer:
Correct Answer: 27. $F$
Solution:
- For path to be helix with axis along positive $z$-direction, particle should experience a centripetal acceleration in $x y$-plane.
For the given set of options, only option (c) satisfy the condition. Path is helical with increasing pitch.
