A wire ring of radius R is fixed in a horizontal plane. The wire of the ring has a resistance of `lambda Omega m^(–1)`. There is a uniform vertical magnetic field B in entire space. A perfectly conducting rod (l) is kept along the diameter of the ring. The rod is made to move with a constant acceleration a in a direction perpendicular to its own length. Find the current through the rod at the instant it has travelled through a distance `x = (R)/(2)`.

A wire ring of radius R is fixed in a horizontal plane. The wire of th

1.	A wire ring of radius R is fixed in a horizontal plane. The wire of the ring has a resistance of `lambda Omega m^(–1)`. There is a uniform vertical magnetic field B in entire space. A perfectly conducting rod (l) is kept along the diameter of the ring. The rod is made to move with a constant acceleration a in a direction perpendicular to its own length. Find the current through the rod at the instant it has travelled through a distance `x = (R)/(2)`.
Answer» Correct Answer - `(18B)/(5pi) (sqrt(3aR))/(lambda)`

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