CAIE A-Level Physics 20.2.3 Magnetic Flux Density
Practise defining magnetic flux density as force per unit current per unit length at right angles, then calculating it with correct units.
- Syllabus
- 2028–2030
- Course
- Physics 9702
- Level
- A2
Exam points
- define magnetic flux density as force per unit current per unit length at right angles
- use the definition to interpret or calculate magnetic flux density and units
20.2.3—Magnetic flux density as the force acting per unit current per unit length question 1
[Maximum number: 2]
Define magnetic flux density.
force per unit length
- force per unit current
- length/current perpendicular to field
1 mark for any two points, 2 marks for all three points
B2
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