Question

Find the relative permeability, if the permeability of metal is 0.1256 TmA^-1 

Answer 1

Given:

μ = 0.1256 T mA^-1

To find: Relative permeability (μ_r), 

Formula:

μ_r = `μ/μ_0`

Calculation:

From formula,

μ_r = `0.1256/(4pi xx 10^-7) = 10^5`

The relative permeability is 10⁵.