A coil having 200 turns and area of x sections

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A coil having 200 turns and area of x sections




A coil having 200 turns and area of x-sections 250 cm2 is rotated about its axis at right angles to a uniform magnetic field of strength 0.5 T at a speed of 1,200 r.p.m. Determine (i) maximum value of e.m.f. induced (ii) equation for instantaneous induced e.m.f. and (iii) instantaneous value of induced e.m.f. when (a) the plane of the coil is at right angle to the field (b) the plaae of the coil is parallel in the field and (c) the plane of the coil as at an angle of 60o to the field.



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