6 A wheel with 20 metallic spokes each of length 0 8 m long

Last updated: 6/10/2023

6 A wheel with 20 metallic spokes each of length 0 8 m long is rotated with a speed of 120 revolution per minute in a plane normal to the horizontal component of earth magnetic field H at a place If H 0 4 x 10 T at the place then induced emf between the axle and the rim of the wheel is a 2 3 x 10 V b 3 1 x 10 V c 2 9 x 10 V d 1 61 x 10 V