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A 580-Turn Circular Coil with an Area of 0

Question 79

Multiple Choice

A 580-turn circular coil with an area of 0.0550 m2 is mounted on a rotating frame,which turns at a rate of 17.0 rad/s in the presence of a 0.0400-T uniform magnetic field that is perpendicular to the axis of rotation.What is the instantaneous emf in the coil at the moment that the normal to its plane is at a 50.0° angle to the field?


A) zero
B) 21.7 V
C) 18.9 V
D) 16.6 V
E) 0.0751 V

Correct Answer:

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