Physics, 11.04.2020 02:43 maxpaz782

(III) In Fig. 21–11, the rod moves with a speed of on rails 30.0 cm apart. The rod has a resistance of The magnetic field is 0.35 T, and the resistance of the conductor is at a given instant. Calculate (a) the induced emf, (b) the current in the conductor, and (c) the external force needed to keep the rod’s velocity constant at that instant.

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(III) In Fig. 21–11, the rod moves with a speed of on rails 30.0 cm apart. The rod has a resistance...