COMEDK Exam 2013 Solved Paper

Question : 19 of 180

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A rectangular coil of 300 turns has an average area of 25‌cm×10‌cm. The coil rotates with a speed of 50‌cps in uniform magnetic field of strength 4×10−2T about an axis perpendicular to the field. The peak value of the induced emf (in V ) is