A conducting circular loop of radius r carries a constant current i . It is placed in a…
Physics · JEE Advanced · NTA Exams — Magnetic Effects of Current and Magnetism
A conducting circular loop of radius r carries a constant current i. It is placed in a uniform magnetic field 
such that is perpendicular to the plane of the loop. The magnetic force acting on the loop is
such that is perpendicular to the plane of the loop. The magnetic force acting on the loop is- irB0
- 2pirB0
- zero
- pirB0.
Answer
(C) zero
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