Published by:
CGP EDU Academic Team
Published on: August 14, 2026
Two identical coil of turns ' 
' and radius ' 
' placed in concentric fashion in such a way that their planes are 
to each other. Both coils carries equal current ' 
in same direction then net magnetic field at their common center is
A
B
C
D
zero
Text Solution
Verified by ExpertsThe correct answer is:
B
As we know that the Magnetic induction at the center of coil is, 
(along the axis)
now net magnetic field due to both the coils
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