Uses of static electricity
1 mark · EasyWhich of the following is a benefit of using electrostatic paint spraying on a car body?
Show answer
Correct option: It uses less paint and ensures even coverage.
Common mistakes: Choosing options about drying time or colour, which are not mentioned in the process.
Show mark scheme and worked solution
Marking points
B1 · 1 mark · Correctly selects 'It uses less paint and ensures even coverage.'
Worked solution
The benefit is that charged paint droplets are attracted to the oppositely charged car body, reducing paint waste and improving coverage.