Question

A cylindrical rod magnet has a length of 5 cm and a diameter of 1 cm. it has a uniform magnetisation of $5.30\times {10}^{3}Amp/m^3$ .what is its magnetic dipole moment?

• A. $1\times {10}^{-2}J/T$
• B. $2.08\times {10}^{-2}J/T$
• C. $3.08\times {10}^{-2}J/T$
• D. $1.52\times {10}^{-2}J/T$

Answer 1

Answer: (B)

$2.08\times {10}^{-2}J/T$