CAIE A-Level Physics A2 20.5.1 Magnetic Flux As the Product of the Magnetic Flux Density and the Topic Practice

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Cambridge International AS & A Level Physics (9702)

12. Motion in a circle

13. Gravitational fields

14. Temperature

15. Ideal gases

16. Thermodynamics

17. Oscillations

18. Electric fields

19. Capacitance

20. Magnetic fields

20.1 Concept of a magnetic field

20.2 Force on a current-carrying conductor

20.3 Force on a moving charge

20.4 Magnetic fields due to currents

20.5 Electromagnetic induction

20.5.1—Magnetic flux as the product of the magnetic flux density and the

20.5.2—Φ = BA

20.5.3—The concept of magnetic flux linkage

20.5.4—Experiments that demonstrate: • that a changing magnetic flux can induce an

20.5.5—Faraday’s and Lenz’s laws of electromagnetic induction

21. Alternating currents

22. Quantum physics

23. Nuclear physics

24. Medical physics

25. Astronomy and cosmology

Practical assessment skills

Mathematical, data, formula and circuit-symbol skills

A-Level/CAIE/Physics//A2/Question Bank/20. Magnetic fields/20.5 Electromagnetic induction/20.5.1—Magnetic flux as the product of the magnetic flux density and the

Question 1

[Maximum number: 2]

Define magnetic flux.

product of (magnetic) flux density and area
where area is perpendicular to the (magnetic) field

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