A wheel with a certain number of spokes is rotated in plane normal to earth's magnetic field
Channel: Doubtnut
Date: 2020-08-30

A wheel with a certain number of spokes is rotated in plane normal to earth's magnetic field so the an e.m.f. is induced between the axle and rim of the wheel. Keeping all other things same, number of spokes is changed. How is the e.m.f. affected ?