a piece of plastic has a net charge of 4μC. How many more protons than electrons does this piece of plastic have?
For unlimited access to Homework Help, a Homework+ subscription is required.
A 10g piece of Styrofoam carries a net charge of -0.70 µC and is suspended in equilibrium above the center of a large, horizontal sheet of plastic that has a uniform charge density on its surface. what is the charge per unit area on the plastic sheet?
A 10.0-g piece of Styrofoam carries a net charge of –0.700 μ C and is suspended in equilibrium above the center of a large, horizontal sheet of plastic that has a uniform charge density on its surface. What is the charge per unit area on the plastic sheet?