Physics 0625 · IGCSE · Simple phenomena of magnetism
Simple phenomena of magnetism — practice question
(a)[2]
Using Fig. 7.1, draw three lines to represent the pattern and direction of the magnetic field in the gap.
(b(i))[1]
On Fig. 7.2, show where a plotting compass needle would be when it settles in the gap between the N pole and the S pole.
(b(ii))[2]
Explain why the needle settles in this position.
(c)[2]
Describe a method of demagnetising a bar magnet.
Worked solution & mark scheme
This 7-mark question has a full step-by-step worked solution and mark scheme. One marking point: “three field lines from N face to S face; middle line straight and perpendicular to end faces” …