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Predict/Calculate A car with a vertical radio antenna 85 cm long drives due east at 25 m/s. The Earth’s magnetic field at this location has a magnitude of 5.9 × 10−5 T and points northward, 72° below the horizontal. (a) Is the top or the bottom of the antenna at the higher potential? Explain. (b) Find the Induced emf between the ends of the antenna.
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