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Two concentric circular coils c1 and c2 radius r1 and r2 respectively are kept coaxially if current is passed through c2,then find an expression for the mutual inductance |
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Answer» 12thPhysicsElectromagnetic InductionMutual InductanceTwo CONCENTRIC circular COI...PHYSICSTwo concentric circular COILS of radii r and R are placed coaxially with centres coiciding. If R >> r then calculate the mutual inductance between the coils.MEDIUMHelp BEST friendStudy laterVIDEO EXPLANATIONANSWERLet CURRENT I 2 flow in the outer coil.Hence magnetic field at its center= 2Rμ 0 I 2 Since r< |
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