Content: fiz063_62.doc (102.50 KB)
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62. The solenoid 160 cm length, the cross-sectional area of 19.6 cm2. The coil of the solenoid has 2000 turns, and it runs a current of 2 A. Find the average value of the emf induced in the coil, put the solenoid with an iron core, if the current in the solenoid is reduced to zero for 2 ms? Use graph B = f (H), shown in Fig.
Detailed solution. Decorated in Microsoft Word 2003. (Target decided to use formula editor)
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