Available practice: 46 of 80 marks. Parts 1(a)(iii), 2(a), 3(b), 5(b)(i), 5(b)(ii), 6(b)(i), 7(c)(ii), 8(a)(ii), 8(c), 9(b)(i), 9(b)(ii), 10(a)(i), 10(c) await marking support. Scores cover available parts only.
Fig. 8.1 shows an arrangement for making an electromagnet. The electromagnet consists of a solenoid and a core.
The electromagnet is a temporary magnet.
(a)(i)State one material which is suitable for the core of the electromagnet.
Answer guidance
State A short answer. No explanation is needed, and adding one cannot earn extra marks.
[1 mark]
The switch in the electromagnet circuit of Fig. 8.1 is closed. The direction of the current in the solenoid is shown in Fig. 8.1. There is a magnetic field around the electromagnet.
(b)(i)State the name of a piece of equipment that can show the direction of a magnetic field.
Answer guidance
State A short answer. No explanation is needed, and adding one cannot earn extra marks.
[1 mark]
The switch in the electromagnet circuit is closed and the direction of the current in the solenoid is shown in Fig. 8.1.
(b)(ii)State the name of the pole labelled X on the core of the electromagnet.
Answer guidance
State A short answer. No explanation is needed, and adding one cannot earn extra marks.
