A compass is placed just beyond the north pole of a bar magnet. Its north-seeking end points away from the magnet. The magnet is turned end for end and the compass is kept in the same position. Ignore the Earth’s field. Which change occurs?
The north-seeking end reverses and points towards the magnet.
The north-seeking end stays fixed and points towards the magnet.
The north-seeking end reverses and points away from the magnet.
The north-seeking end stays fixed and points away from the magnet.
70 exam-style questions on Edexcel GCSE Physics 12.1 Magnets and magnetic fields, covering 12.1.1 Magnetic poles, 12.1.2 Magnetic materials; permanent and induced magnets, 12.1.3 Magnetic fields, and 12.1.4 Plotting compasses and the Earth's magnetic field. Each one has a worked solution and a mark scheme showing where the marks go.