Magnetics 2 Question 18
18. A steady current flows along an infinitely long hollow cylindrical conductor of radius . This cylinder is placed coaxially inside an infinite solenoid of radius . The solenoid has turns per unit length and carries a steady current . Consider a point at a distance from the common axis. The correct statement(s) is (are) (2013 Adv.)
(a) In the region
(b) In the region
(c) In the region
(d) In the region
Integer Answer Type Questions
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Answer:
Correct Answer: 18. (b)
Solution:
In the region,