Question

A coil has 200 turns and area of 70 cm². The magnetic field
perpendicular to the plane of the coil is 0.3 Wb/m² and take 0.1
sec to rotate through 180º.The value of the induced e.m.f. will
be
(a) 8.4 V (b) 84 V
(c) 42 V (d) 4.2 V

Answer 1

Answer:

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Explanation:

option d

Answer 2

Answer:

hey mate

your answer is option d 4.3 V