Question

Relative permeability of iron is $5500$, then its magnetic susceptibility will be

• A. $5500\times {10}^7$
• B. $5500\times {10}^{-7}$
• C. $5501$
• D. $5499$

Answer 1

The correct option is D $5499$

χm=(μr−1)χm=(μr−1)
⇒χm=(5500−1)⇒χm=(5500−1)
χm=5499