Question

A copper disc of radius 0.1 m rotated about its
centre with 10 revolutions per second in a uniform
magnetic field of 0.1 tesla with its plane
perpendicular to the field. The e.m.f. induced
across the radius of disc is
(a) ???? volts (b) 2???? volts
10 10
(c) ???? x 10⁻² volt (d) 2???? x 10⁻² volt

Answer 1

Answer:

its d 2????+10-²

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