PhysicsEasy49×since 2003Q7644The magnetic susceptibility of a material of a rod is 499. Permeability in vacuum is 4π\piπ ×\times× 10^−-−7 H/m. Absolute permeability of the material of the rod is :A4π\piπ ×\times× 10^−-−4 H/mB2π\piπ ×\times× 10^−-−4 H/mC3π\piπ ×\times× 10^−-−4 H/mDπ\piπ ×\times× 10^−-−4 H/mCheck answerSkip