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Predict/Calculate A circular coil with a diameter of 22.0 cm and 155 turns rotates about a vertical axis with an angular speed of 1250 rpm. The only magnetic field in this system is that of the Earth. At the location of the coil, the horizontal component of the magnetic field is 3.80 × 10−5 T, and the vertical component is 2.85×105T. (a) Which component of the magnetic field is important when calculating the induced emf in this coil? Explain. (b) Find the maximum emf induced in the coil.
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