During electronics assembly, a worker's clothing rubs as the worker moves, and electrons are removed from the worker. A conducting wrist strap connects the worker to Earth.
Explain how the strap reduces the risk of a microchip being damaged. Then predict what would happen if the strap became disconnected while the worker kept moving.
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.