In the diagram shown, a wire carries current I. The loop has 25 turns and part of helical loop on which arrows are drawn is outside the plane of paper. What is the value of the 
(as in Ampere's law) on the helical loop shown in the figure?
A
B
C
D
Zero
Text Solution
Verified by ExpertsThe correct answer is:
C
Here B (due to I) and dl will be in same direction.
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