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A circular wire is connected to a galvanometer. A solenoid is placed inside the circular wire. The solenoid has 520 turns per meter, a cross-sectional area of 0.007 m^2 and a current charge from 0A to 0.7A in 1.25 ms. The circular wire has a n are of 0.01m^2 and a resistance of 1.6 ohms. What current is displayed on the galvanometer?

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