Questions
A small coil of radius r is placed at the center of a large coil of radius R, where R >> r. The two coils are coplanar. The mutual inductance between the coils is proportional to
detailed solution
Correct option is C
ϕ2=B.πr2ϕ2=μ04π2πIR.πr2=μ0I2R.Πr2Talk to our academic expert!
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