Read the passage carefully and answer the following

Last updated: 6/9/2023

Read the passage carefully and answer the following questions A circular metal plate starts falling from rest straight vertically in region of uniform magnetic field of intensity B as shown in the figure The magnetic field is parallel to the surface of earth and to the plane of the plate The acceleration of free fall is g The plate has mass m and its thickness d is much smaller than its radius R neglect the edge effects 41 The current in plate at any time t is ER Bmg A C m R B d 2 R Bmg mt R B d B D Ging R Bmg 2m R B d R Bmg m 2 R B d R 20 B