A long straight wire is held vertically. The current in the wire flows upwards.
Which statement describes the magnetic field around the wire, when viewed from above?
Clockwise circles around the wire
Anticlockwise circles around the wire
Straight lines parallel to the wire
Straight lines pointing out from the wire
44 exam-style questions on OCR GCSE Physics 4.1 Magnets and magnetic fields, covering 4.1.1 Magnetic poles, attraction and repulsion, 4.1.2 Permanent and induced magnets, 4.1.3 The magnetic field of a magnet, 4.1.4 Compasses and the Earth's magnetic field, 4.1.5 The magnetic field around a current-carrying wire, 4.1.6 Field strength, current and distance, and 4.1.7 Solenoids and electromagnets. Each one has a worked solution and a mark scheme showing where the marks go.