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Magnetic Properties Of Material - Questions and Answers

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26. The substance whose susceptibility is independent of temperature is
A. diamagnetic
B. paramagnetic
C. ferromagnetic
D. insulator
Explanation:
27. An atom containing unpaired electrons shows
A. paramagnetism
B. diamagnetism
C. ferromagnetism
D. no magnetism
Explanation:
28. The material that is suspended freely in a magnetic field aligns perpendicular to the field is
A. conductor
B. diamagnetic
C. paramagnetic
D. ferromagnetic
Explanation:
29. The spin exchange interaction aligns the neighbouring magnetic dipole moments
A. perpendicular to each other
B. inclined to each other
C. parallel to each other
D. anti-parallel to each other
Explanation: