Electrostatics may be a nuisance, but it is also useful.
(a)[2]
A person crosses a carpet. When he touches a door handle, he gets an electric shock. Suggest why this occurs.
(b(i))[2]
The drops in Fig. 7.1 spread out more as they leave the nozzle than the drops in Fig. 7.2. Explain why.
(b(ii))[1]
Explain why the paint gets to the back of the leg in Fig. 7.1.
Worked solution & mark scheme
This 5-mark question has a full step-by-step worked solution and mark scheme. One marking point: “Friction between shoes and carpet produces charging / electrons transfer between foot and carpet” …