TrivialRen8870 TrivialRen8870

23-12-2022
Physics

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In Fig. 30-46, a stiff wire bent into a semicircle of radius a = 1.4 cm is rotated at constant angular speed 30 rev/s in a uniform 20 mT magnetic field. What are the (a) frequency and (b) amplitude of the emf induced in the loop?

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