Moving Charges and Magnetism - Result Question 69
70. A very long straight wire carries a current I. At the instant when a charge at point has velocity , as shown, the force on the charge is
[2005]
(a) along
(b) opposite to
(c) along
(d) opposite to
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Answer:
Correct Answer: 70. (a)
Solution:
- (a) The direction of
is along