alleryMaterials are classified by which quantity?
AField strength
BMagnetic poles
CDomain colours
DSusceptibility
Answer & Solution
Correct answer: D. Susceptibility
1. One number measures how a material responds to a field.
2. Its sign and size separate the three classes.
3. That number is the magnetic susceptibility.
4. So the answer is susceptibility.
_Source: syllabus Physics, Ch 5 'Magnetism and Matter'_
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