1. A magnetic circuit as given in Figure 1 has a winding of 1,000 turns on an iron core with cross-sectional area A of 1
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1. A magnetic circuit as given in Figure 1 has a winding of 1,000 turns on an iron core with cross-sectional area A of 1
1. A magnetic circuit as given in Figure 1 has a winding of 1,000 turns on an iron core with cross-sectional area A of 1 cm². Find the current i that can lift a 2-kg iron slab when a distance x is 2 mm. All iron materials are of infinite permeability. 1,000 turns A Ix 2 kg Figure 1. m m
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