How Accurate Can Magnetic Moments Be Measured with a Torsion Oscillometer?

[lwdmwd]

Homework Statement

The oscillation period of a torsion oscillation magnetometer of T=3s can be measured with an accuracy of 1µs. Let the moment of inertia of the sample and holder have a value of J=10-6kgm2. Evaluate the accuracy with which a small magnetic moment can be determined

Homework Equations

No Idea

The Attempt at a Solution

 

[tiny-tim]

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