The central gap between two broad magnetic pole faces contains a uniform field directed from left to right. Which statement identifies the poles and describes the field lines?
Left is north, right is south; the lines are equally spaced.
Left is south, right is north; the lines are equally spaced.
Left is south, right is north; the lines become further apart.
Left is north, right is south; the lines become further apart.
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.