Revision: Magnetism Report a question What's wrong with this question? You cannot submit an empty report. Please add some details. 18 Magnetism - Revision Quiz Test your understanding of Magnetism here: 1 / 5 1) The diagram shows an electric bell and its circuit. The materials used for there of the electromagnet and the armature are: Core of electromagnet: Steel Armature: Steel Core of electromagnet: Iron Armature: Iron Core of electromagnet: Iron Armature: Steel Core of electromagnet: Steel Armature: Iron 2 / 5 2) The following diagram shows a solenoid with several hundred turns of copper wire wound around a rod. After a few minutes, the rod was removed from the solenoid and placed near a magnet. However, the rod did not repel the magnet. Which of the following is the most likely explanation? The coil of wire is insulated. A direct current is passed through the coil, and not an alternating current. The rod is not made of ferromagnetic material. The rod is made of soft magnetic material. 3 / 5 3) Which list contains only magnetic materials. iron, copper, steel steel, aluminium, copper iron, steel, cobalt gold, silver, bronze 4 / 5 4) Which statement is true? A magnet is strongest at the centre of the magnet. A magnet is strongest half way between the poles of the magnet. A magnet is strongest at the poles of the magnet. A magnet is strongest at the ends of the magnet. 5 / 5 5) A magnet is made by placing a steel bar in a solenoid as shown. What pole is formed at X? north pole south Pole could be a south or a North Pole will not be any pole at X Your score is Restart quiz
