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The figure below shows a top view of a bar that can slide on two frictionless rails. The resistor is R = 5.40 0, and a 2.50-T
magnetic field is directed perpendicularly downward, into the page. Let { = 1.20 m.
Pin
R
app
(a) Calculate the applied force required to move the bar to the right at a constant speed of 1.50 m/s.
N (to the right)
(b) At what rate is energy delivered to the resistor?
W
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Transcribed Image Text:The figure below shows a top view of a bar that can slide on two frictionless rails. The resistor is R = 5.40 0, and a 2.50-T magnetic field is directed perpendicularly downward, into the page. Let { = 1.20 m. Pin R app (a) Calculate the applied force required to move the bar to the right at a constant speed of 1.50 m/s. N (to the right) (b) At what rate is energy delivered to the resistor? W
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