Questions
A small square loop of wire of side / is placed inside a large square loop of wire of side L (L > l). The loop are coplanar and their center coincide. The mutual inductance of the system is proportional to
detailed solution
Correct option is B
Magnetic field produced due to large loopB=4×μ04πiL2sin450+cos450=μ04π82iLFlux linked with smaller loopφ=Bl2=μ04π82il2L∴φ=Mi⇒M=φi=μ04π⋅82l2L⇒M∝l2LTalk to our academic expert!
Similar Questions
Two conducting circular loops of radii R1 and R2 are placed in the same plane with their centers coinciding. If , the mutual inductance M between them will be directly proportional to
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