A vertical ring of radius r and resistance R vertically It is in contact with two vertical conducting rails which are joined at

Question

A vertical ring of radius r and resistance R vertically It is in contact with two vertical conducting rails which are joined at the top The rails are without friction and resistance There is horizontal uniform magnetic field of magnitude B perpendicular to the plane of the ring and the rails When the speed of the ring is v the current in the section PQ is P O x3 14x 3 x 064 x 16 Fo Too a 1 zero 3 4Brv R X O X 2 X 2Brv R 8Brv

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