A factory uses an uncharged spray gun to paint metal radiator covers. The factory is considering using an electrostatic sprayer instead. In the electrostatic sprayer, the paint droplets are charged and the metal covers are earthed.
Give one advantage for the finish on each cover and one advantage for the factory environment of using the electrostatic sprayer.
80 exam-style questions on Edexcel GCSE Physics 11.2 Uses, dangers and electric fields, covering 11.2.1 Uses of electrostatic charge, 11.2.2 Dangers of sparking, 11.2.3 Electric fields, and 11.2.4 Electric fields and static electricity. Each one has a worked solution and a mark scheme showing where the marks go.