Pearson Edexcel International GCSE (9–1) · PHYSICS · Section
MAGNETIC FIELDS
13 practice questions
Practice questions
1–5 of 5 · Normal
Question 1
4 marks · Normal
Answer and see the solution →A student investigates the magnetic field around a bar magnet using iron filings.
(a)[2 marks]Describe how the student should arrange the apparatus to show the pattern of the magnetic field around the bar magnet using iron filings.
(b)[2 marks]State what can be learned about the magnetic field from the pattern of the iron filings.
Question 2
4 marks · Normal
Answer and see the solution →A student investigates the magnetic field around a bar magnet using plotting compasses.
(a)[2 marks]Describe how the student should use plotting compasses to show the direction of the magnetic field around the bar magnet.
(b)[2 marks]State what is meant by a magnetic field line and explain what information about the field is provided by the direction and spacing of the lines.
Question 3
1 mark · Normal
Answer and check →Which statement is correct about magnetic field lines around a bar magnet?
- A.They start at the south pole and end at the north pole
- B.They form open curves that never meet
- C.They are closest together where the field is strongest
- D.They indicate where the magnetic field is weakest
Question 4
3 marks · Normal
Answer and see the solution →Figure 1 shows the magnetic field lines drawn around a bar magnet.
Magnetic field lines around a bar magnet (a)[1 mark]Label with arrows the direction of two field lines on the diagram.
(b)[2 marks]Explain why the magnetic field is strongest at the poles of the bar magnet.
Question 5
2 marks · Normal
Answer and see the solution →A student says: 'A magnetic field line shows the direction from the south pole of a magnet to the north pole.'
Is the student correct? Explain your answer, referring to field line directions and how they relate to the magnetic force.