section of radius R is suspended from a rigid support as

Last updated: 6/11/2023

section of radius R is suspended from a rigid support as shown in the figure A light and small coil of 300 turns is wrapped tightly at the left end of the rod where uniform magnetic field B exists in vertically downward direction Air of density p hits the half of the right part of the rod with velocity V as shown in the figure What should be current in clockwise direction as seen from O in the coil so that rod remains horizontal Give answer in mA Given 2 TRB 1 LvV P 5 B 1 2 70 0 Air