CAIE IGCSE Physics 4.5.3.5 Effect on the Magnetic Field Around Questions
Learn how changing current changes magnetic field strength, direction and electromagnet behaviour.
- Syllabus
- 2026–2028
- Course
- Physics 0625
Exam points
- explain how increasing current increases the strength of a magnetic field
- state how reversing current reverses magnetic field direction around a conductor or solenoid
- relate current changes to electromagnet strength, field pattern and attraction effects
CAIE IGCSE Physics 4.5.3.5 Effect on the Magnetic Field Around Questions question 1
Fig. 8.1 shows a wire carrying a large current.
Fig. 8.1
The current in the wire increases and the direction of the current is reversed. State how these changes affect the magnetic field.
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