Question 67: Magnetism and Matter

Question

The magnetic susceptibility of a material of a rod is 499. Permeability in vacuum is 4$\pi$ $	imes$ 10
$-$7
H/m. Absolute permeability of the material of the rod is :

Accepted Answer

$\mu$ = $\mu$
0
(1 + x
m
)
= 4$\pi$ $	imes$ 10
$-$7
$	imes$ 500
= 2$\pi$ $	imes$ 10
$-$4
H/m

Answer

4$\pi$ $	imes$ 10
$-$4
H/m

Answer

2$\pi$ $	imes$ 10
$-$4
H/m

Answer

3$\pi$ $	imes$ 10
$-$4
H/m

Answer

$\pi$ $	imes$ 10
$-$4
H/m

Magnetism and Matter

The magnetic susceptibility of a material of a rod is 499. Permeability in vacuum is 4\pi \times 10 -7 H/m. Absolute permeability of the material of the rod is :

Choose the correct answer: