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  1. E

    Electromagnetism question

    A metal ring of radius 5 cm and resistance .1 ohm is placed around a 500 turn solenoid of radius 3 cm and length of 10 cm. A power supply is the attached to the solenoid and turned on so that current in the solenoid increases form 0 to 1 A in 0.01 s. a. What is the average current in this ring...
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