Do this do this PL PL! Share with your friends Share 0 Suresh Kumar answered this 0 View Full Answer Aakarshee Jain answered this Those two are metal rings .find B Current in same direction. 0 Aakarshee Jain answered this The distance between the center of each of the rings ir 2r 0 Aakarshee Jain answered this Where 'r' is not radius "R" is radius 0
