Magnetics 1 Question 30
30. A charged particle enters a region of uniform magnetic field at an angle of $85^{\circ}$ to the magnetic line of force. The path of the particle is a circle.
$(1983,2 M)$
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Answer:
Correct Answer: 30. $\frac{1}{\sqrt{2}}$
Solution:
- The path will be a helix. Path is circle when it enters normal to the magnetic field.
