A circular loop which is in the form of a major arc of a circle is kept in the horizontal plane and a constant magnetic field B is applied in the vertical direction such that the magnetic lines of forces go into the plane. If R is the radius of circle and it carries a current I in the clockwise direction, then the force on the loop will be
A
B
2 BIR 
C
2 BIR 
D
None of these
Text Solution
Verified by ExpertsThe correct answer is:
C
From the figure,
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