JEE Main 2019 Physics question
Not in JEE Advanced syllabus
A paramagnetic substance in the form of a cube with sides 1 cm has a magnetic dipole moment of J/T when a magnetic intensity of A/m is applied. Its magnetic susceptibility is:
Answer: (A)
Solution
M = 20 × 10/10 = 20 A/m; χ = M/H ≈ 3.3 × 10.