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A metal bar 4.9N2.7 min length rests horizontally on conductive wires that connect it to the circuit. The bar is in a horizontal uniform
magnetic field of 1.46 T, and is not attached to the wires in the circuit. What is the acceleration of the bar just after switch S closes?
25.0 2
120.0 V
Select one:
to. 133.88 m /s^2
b. 4.86 m / s^ 2
C. 47.64 m /s ^ 2
d. 28.04 m /s ^ 2

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