Task id13510
Seller: nerdmavr
Price: 0.22 USD
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Product description
There is a horseshoe-shaped electromagnet made of a thin iron bar with a cross section S and linear dimensions shown in the figure. The current strength in the winding is I, the number of turns of the winding is N, the magnetic permeability of the core and armature is m. How great is the lifting force of an electromagnet?
Additional information
Detailed solution. Format gif