Two similar coils of radius R are lying concentrically with their planes at right angles to each other. The current flowing in them are I and 2I, respectively. The resultant magnetic field induction at the centre will be
A
B
C
D
Text Solution
Verified by ExpertsThe correct answer is:
A
The magnetic field B at the center of circular current carrying coil of radius R and current I,
Similarly, if current 
, then
Magnetic field 
So, resultant magnetic field
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