45. The solenoid of length l = 50 cm, diameter d = 6 cm amperage increases uniformly to 0.3 A per second. Determine the number of coil turns, if the strength of the induced current in the ring radius of 3.1 cm of copper wire (ρ = 17 Nm Nom), put on a reel, Ik = 0.3 A.
Detailed solution. Decorated in Microsoft Word 2003. (Target decided to use formula editor)
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