A metal conductor of length 25.0 cm moves to the right along a parallel metal rail with a constant velocity of 5.0 m s-1. A uniform magnetic field of 2.0 T acts perpendicular to the plane of the rail as shown in Figure 4. The conducting rail which has negligible resistance is connected to a resistor of 3.0 Ω. a. Determine the magnitude of induced e.m.f in the conductor. b. Determine the magnitude of induced current. c.State the direction of the induced current through the 3.0 Ω resistor. Which point is at a higher potential (P orQ)?

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