In a region of space where the magnetic field of the Earth has a magnitude of 80 ?T and is directed 30° below the horizontal, a 50-cm length of wire oriented horizontally along an east-west direction is moved horizontally to the south with a speed of 20 m/s. What is the magnitude of the induced potential difference between the ends of this wire?
a. 0.45 mV
b. 0.35 mV
c. 0.30 mV
d. 0.40 mV
e. 0.69 mV
d
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