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Magnetic Materials Quiz 1

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10 Question

Popular Questions In Magnetic Materials Quiz 1

  • The magnetic dipole moment has the dimensions of current

  • The dimensions of magnetic dipole moment are

  • The gyromagnetic ratio of an orbital electron is the ratio of its

  • Bohr magneton is the magnetic dipole moment of

  • A bar magnet 10 cm long has cross-sectional area 2 cm22 \ cm^2 and magnetic dipole moment of 10 A.m210 \ A.m^2 . The magnetization of its material, assumed to be uniform, is

  • An iron rod of volume 104 m310^{-4} \ m^3 acquires a magnetic moment of 25 A.m225 \ A.m^2 when placed inside a solenoid whose windings carry a current of 0.5 A. The magnetization of the rod (in A/m), assumed to be uniform, is

  • The dimensions of magnetic intensity are

  • The ratio of magnetization to magnetic field induction (M/B) for both diamagnetic and paramagnetic materials is, in the usual notation,

  • Magnetic susceptibility for vacuum (where there is no matter) is

  • Magnetic susceptibility is positive and small for