Physics Practice: Electricity and Magnetism (Mock Test 1 - Basic)
1. A material that allows electricity to flow through it easily is called a/an:
2. The SI unit of electric current is:
3. A device used to open or close an electric circuit is a:
4. Like magnetic poles ________ each other, while unlike poles ________ each other.
5. Which of the following is a non-magnetic material?
6. A temporary magnet created by passing electric current through a coil of wire is a/an:
7. The space around a magnet where its influence can be felt is called the:
8. A safety device that breaks the circuit when excessive current flows through it is a:
9. A magnet always points in the ________ direction when suspended freely.
10. The property of a material to oppose the flow of electric current is:
11. An electric cell converts ________ energy into electrical energy.
12. Magnetic strength is maximum at the ________ of a magnet.
13. In a domestic circuit, appliances are usually connected in ________.
14. The magnetic pole of the Earth near the geographic North Pole is actually a:
15. Wood, rubber, and plastic are examples of:
16. The phenomenon by which a magnetic material acquires magnetic properties when placed near a magnet is:
17. $1 \text{ Volt}$ is equal to ________.
18. A magnetic compass is used for:
19. Which device is based on the heating effect of electric current?
20. Magnetic lines of force outside a magnet travel from: