Electromagnetic Induction and Alternating Currents: JEE Main 2019 Physics question

JEE Main 2019 · 11 Jan, Morning shift · Q6681

JEE Main 201911 Jan, Morning shiftPhysicsEasyElectromagnetic Induction and Alternating Currents149× since 2002

There are two long co-axial solenoids of same length

l

. The inner and outer coils have radii r₁ and r₂ and number of turns per unit length n₁ and n₂, respectively. The ratio of mutual inductance to the self - inductance of the inner-coil is :

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JEE Main 2019 Electromagnetic Induction and Alternating Currents Question with Solution (11 Jan Morning shift, Q6681) | JEE Arc