The intensity of magnetisation of a bar magnet is 5×10⁴ Am⁻¹. The magnetic length

The intensity of magnetisation of a bar magnet is 5×10⁴ Am⁻¹. The magnetic length and the area if cross- section of the magnet are 12 cm and 1 cm⁻² respectively. The magnitude of magnetic moment of this bar magnet (in SI unit) is

Options

(a) 0.6
(b) 1.3
(c) 1.2
(d) 2.4

Correct Answer:

0.6

Explanation:

No explanation available. Be the first to write the explanation for this question by commenting below.

admin:

Related Questions

  1. A bar magnet has a coercivity of 4×10³ Am⁻¹. It is placed inside a solenoid
  2. Two metallic spheres of radii 1 cm and 3 cm are given charges of -1 x 10⁻² C
  3. The energy of the em waves is of the order of 15 keV. To which part of the spectrum
  4. A uniform chain of length L and mass m is kept on a smooth table. It is released
  5. Which dimensions will be the same as that of time?