Question: A disk sample 0.80 cm in diameter and 0.050 cm thick has a weak uniaxial anisotropy with K1 =2500 erg/cm3. What is the maximum torque

A disk sample 0.80 cm in diameter and 0.050 cm thick has a weak uniaxial anisotropy with K1 =2500 erg/cm3. What is the maximum torque acting on the sample when it is rotated in a strong magnetic ﬁeld about an axis perpendicular to the disk surface?

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