Magnetic shielding is done by surrounding the instrument to be protected from magnetic field by

  • A
    soft ferromagnetic substance (soft iron).
  • B
    diamagnetic substance (fine copper gauge).
  • C
    paramagnetic substance (aluminum).
  • D
    paramagnetic material (tantalum).

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Similar Questions

If $\chi$ stands for the magnetic susceptibility of a substance, $\mu$ for its magnetic permeability, and $\mu_0$ for the permeability of free space, then which of the following is correct?

Diamagnetic substances are

The magnetic moment of a diamagnetic atom is

In a ferromagnetic material,below the Curie temperature,a domain is defined as:

The materials having negative magnetic susceptibility are

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