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Class 12 Physics Practice Test: Magnetic Properties of Materials
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Class 12 Physics Practice Test: Magnetic Properties of Materials
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9 Questions

1. Relative magnetic permeability is unit less.
2. Pick out the unit of magnetic permeability.
3. Identify the expression for magnetic induction from the following.
4. The magnetic susceptibility of a paramagnetic material at -800C is 0.0085, then what is its value at -1800C?
5. A material has a permeability of 0.1 H/m when the magnetic intensity is 70 A/m. What will be the magnetic induction inside the material?
6. Which among the following is true about magnetic susceptibility?
7. The relative permeability of a medium is 0.050. What is its magnetic susceptibility?
8. Ferromagnetic materials does not show hysteresis.
9. Find the correct combination regarding relative permeability and magnetic susceptibility of a paramagnetic substance.

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