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CAIE IGCSE Physics 4.1.1 Forces Between Magnetic Poles and Questions

Practise predicting attraction or repulsion between magnetic poles and distinguish a magnet from unmagnetised steel using a valid repulsion test.

Syllabus
2026–2028
Course
Physics 0625

Exam points

  • State that like magnetic poles repel and unlike poles attract, use repulsion as the conclusive magnet test because unmagnetised steel only attracts, and infer force direction from pole labels or local field direction.

CAIE IGCSE Physics 4.1.1 Forces Between Magnetic Poles and Questions question 1

[Maximum number: 4]

Fig. 7.1 shows three bars of steel, A, B and C.

Fig. 7.1

Fig. 7.1

A student is given the three pieces of steel. Two of the pieces are magnetised and one piece is unmagnetised.

Describe and explain how the student determines which piece is unmagnetised using only the three pieces of steel.

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