A long straight wire is carrying a current of 12 A. The magnetic field at a distance

A long straight wire is carrying a current of 12 A. The magnetic field at a distance of 8 cm is (μ₀=4πx10⁻⁷ N A²)

Options

(a) 2×10⁻⁴ Wb/m²
(b) 3×10⁻⁵ Wb/m²
(c) 4×10⁻⁴Wb/m²
(d) 4×10⁻⁵ Wb/m²

Correct Answer:

3×10⁻⁵ Wb/m²

Explanation:

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

admin:

Related Questions

  1. The de-Broglie wavelength of an electron is the same as that of a 50 KeV X-ray photon.
  2. A body of mass m is accelerated uniformly from rest to a speed v in a time T
  3. A coil has an area of 0.05 m² and it has 800 turns. It is placed perpendicularly
  4. A long horizontal rod has a bead which can slide long its length
  5. Ratio of the radii of the nuclei with mass numbers 8 and 27 would be