A domain in ferromagnetic iron is in the form of a cube of side length 1 μ m . Estimate the number of iron atoms in the domain and the maximum possible dipole moment and magnetisation of the domain. The molecular mass of iron 55g/mole and is density is 7.9 g / c m 3 7.9 𝑔 / 𝑐 𝑚 3 . Assume that each iron atom has a dipole moment of 9.27 × 10^−24 A m 2 9.27 × 10^-24 𝐴 𝑚 2 . - VgyanHub

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A domain in ferromagnetic iron is in the form of a cube of side length 1 μm . Estimate the number of iron atoms in the domain and the maximum possible dipole moment and magnetisation of the domain. The molecular mass of iron 55g/mole and is density is 7.9 g / cm³ . Assume that each iron atom has a dipole moment of 9.27 ×10⁻²⁴ Am².

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