Pearson Edexcel International GCSE (9–1) · PHYSICS · Section
Uses of static electricity
18 practice questions
Practice questions
1–10 of 18
Question 1
1 mark · Easy
Answer and see the solution →State what is meant by an induced charge in the context of static electricity.
Question 2
1 mark · Easy
Answer and check →Which of the following is a benefit of using electrostatic paint spraying on a car body?
- A.It allows the paint to dry much faster.
- B.It uses less paint and ensures even coverage.
- C.It makes the paint more colourful.
- D.It prevents the paint from sticking to the surface.
Question 3
2 marks · Easy
Answer and see the solution →Describe how static electricity can help remove dust from the air in some factories.
Question 4
3 marks · Easy
Answer and see the solution →(a)[1 mark]State what happens to the pieces of paper when a charged plastic ruler is brought close to them.
(b)[2 marks]Explain why this happens.
Question 5
3 marks · Easy
Answer and see the solution →(a)[1 mark]State one use of electrostatic charges in daily life (other than paint spraying or inkjet printers).
(b)[2 marks]Briefly describe how static electricity is useful in the example you have stated.
Question 6
2 marks · Easy
Answer and see the solution →Describe why paint droplets in electrostatic spraying repel each other as they leave the spray gun.
Question 7
2 marks · Easy
Answer and see the solution →Explain why a bicycle frame is connected to an electrical supply during electrostatic paint spraying.
Question 8
2 marks · Easy
Answer and see the solution →(a)[1 mark]In electrostatic paint spraying, why is it useful for the paint to be attracted into ‘hard to reach’ corners and edges?
(b)[1 mark]How does electrostatic charge make this possible?
Question 9
2 marks · Normal
Answer and see the solution →Inkjet printers use static electricity to control where drops of ink land on the paper. Explain how electrostatic forces help form the image on the paper.
Question 10
2 marks · Normal
Answer and see the solution →A plastic rod is charged and held near a thin stream of water from a tap. Describe what happens to the stream, and explain why this occurs.