Question

A metal cube of side 5 cm is charged with 6 μC. The surface charge density on the cube is

• A. \(0.125 \times 10^{-3} \, \text{C} \, \text{m}^{-2}\)
• B. \(0.25 \times 10^{-3} \, \text{C} \, \text{m}^{-2}\)
• C. \(4 \times 10^{-3} \, \text{C} \, \text{m}^{-2}\)
• D. \(0.4 \times 10^{-3} \, \text{C} \, \text{m}^{-2}\)