Question

Stanovte intenzitu magnetického poľa v strede tenkej cievky s 20 závitmi. Prúd je 2A , stredný polomer cievky je 4cm.

Answer 1

Answer:

Determine the intensity of the magnetic field in the center of a thin coil with 20 turns. The current is 2A, the mean radius of the coil is 4cm.

Explanation:

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