Pearson Edexcel International GCSE (9–1) · PHYSICS · Unit
Electricity
249 practice questions
Topics covered
Practice questions
191–200 of 249
Question 191
3 marks · Normal
Answer and see the solution →Describe an experiment to show that there are forces of attraction and repulsion between charged rods. In your answer, name the main items used and outline how you would observe both attraction and repulsion.
Question 192
2 marks · Normal
Answer and see the solution →Explain why a girl’s hair stands on end after touching a Van de Graaff generator.
Question 193
1 mark · Normal
Answer and check →Which statement correctly describes the force between a charged rod and a small, uncharged paper strip?
- A.There is an attractive force between them.
- B.There is a repulsive force between them.
- C.There is no force between them.
- D.The paper becomes positively charged and repels the rod.
Question 194
1 mark · Easy
Answer and see the solution →State what is meant by an induced charge in the context of static electricity.
Question 195
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 196
2 marks · Easy
Answer and see the solution →Describe how static electricity can help remove dust from the air in some factories.
Question 197
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 198
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 199
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 200
2 marks · Easy
Answer and see the solution →Explain why a bicycle frame is connected to an electrical supply during electrostatic paint spraying.