Question

What will be the magnetic energy density, in the magnetic field $B$ ?

• A. $B^2/2{\mu }_0$
• B. $B/2{\mu }_0$
• C. $2B/{\mu }_0$
• D. $2B^2{\mu }_0$

Answer 1

Answer: (A)

Correct answer is (a) $B^2/2{\mu }_0$