The figure shows a solid metal object moving through a uniform magnetic field given by B= (7.00 x 10-2T) k. The motion creates a potential difference of 1.30 x 10³ V across the object, with the (unseen) bottom face negatively charged. What is the speed (m/s) of the object? d₁=5.00 x 102 m, d₂=3.00 x 102 m, d3=2.00 x 102 m. do ds x
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