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A metal strip 6 cm long, 0.8 cm wide, and 0.7 mm thick moves with constant velocity v through a uniform magnetic field B

A metal strip 6 cm long, 0.8 cm wide, and 0.7 mm thick moves with constant velocity v through a uniform magnetic field B = 1 mT perpendicular to the strip, as shown in the figure. A potential difference of 3 V is measured between x and y across the strip. a) draw the direction of FE and FB. b) calculate the speed v.

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