In (Figure 1), the rod moves with a speed of 1.2 m/s on rails 27.0 cm...
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In (Figure 1), the rod moves with a speed of 1.2 m/s on rails 27.0 cm apart. The rod has a resistance of 2.5 2. The magnetic field is 0.32 T, and the resistance of the U- shaped conductor is 21.0 2 at a given instant. Calculate the induced emf. Express your answer to two significant figures and include the appropriate units. Figure O O O O E= Value Units Submit Request Answer Part B ? Calculate the current in the U-shaped conductor. Express your answer to two significant figures and include the appropriate units. MA I = Value ? Units Submit Request Answer Part C 1 of 1 Calculate the external force needed to keep the rod's velocity constant at that instant. Express your answer to two significant figures and include the appropriate units. OO F= Value Submit Request Answer ? Units In (Figure 1), the rod moves with a speed of 1.2 m/s on rails 27.0 cm apart. The rod has a resistance of 2.5 2. The magnetic field is 0.32 T, and the resistance of the U- shaped conductor is 21.0 2 at a given instant. Calculate the induced emf. Express your answer to two significant figures and include the appropriate units. Figure O O O O E= Value Units Submit Request Answer Part B ? Calculate the current in the U-shaped conductor. Express your answer to two significant figures and include the appropriate units. MA I = Value ? Units Submit Request Answer Part C 1 of 1 Calculate the external force needed to keep the rod's velocity constant at that instant. Express your answer to two significant figures and include the appropriate units. OO F= Value Submit Request Answer ? Units
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