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Magnetic Properties Of Material - Questions and Answers

Practice questions on Magnetic Properties Of Material.

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21. The dipole moment of an atom is due to
A. the orbital motion of electrons
B. the spin motion of electrons
C. both orbital and spin motions of electrons
D. neither the spin motion nor the orbital motion of electron
Explanation:
22. Ferromagnetism can be explained on the basis of
A. quantum theory
B. neutron theory
C. domain theory
D. kinetic theory of gases
Explanation:
23. Which one of the following is a paramagnetic substance
A. Sb
B. Ni
C. Al
D. Co
Explanation:
24. The material which has negative value of susceptibility is
A. ferromagnetic
B. paramagnetic
C. diamagnetic
D. ceramic
Explanation:
25. The ratio of the intensity of magnetization I to the magnetizing field H is called magnetic
A. permeability
B. susceptibility
C. induction
D. moment
Explanation:
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