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A solenoid 1.30m long and 2.60cm indiameter carries a current of 18.0A. The magnetic field inside thesolenoid is 23.0mT. What is the length of the wire forming the solenoid?
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Question: A solenoidal coil with 25 turns of wire is wound tightly aroundanother coil with 300 turns. The inner solenoid is 25.0 cm long andhas a diameter of 2.00 cm. At a certain time, the current in theinner solenoid i ...
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