A Region of Space Contains a Magnetic Field of 500 $\times$

question 33

Multiple Choice

A region of space contains a magnetic field of 500 G and an electric field of 3 $\times$ 10⁶ N/C.The magnetic energy density in a cubical box of side = 20 cm in this region is

• A)550 J/m³
• B)670 J/m³
• C)864 J/m³
• D)995 J/m³
• E)None of these is correct.