Test your basic knowledge |

Basic Electricity And Electronics

Subject : engineering
  • Answer 50 questions in 15 minutes.
  • If you are not ready to take this test, you can study here.
  • Match each statement with the correct term.
  • Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.

This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.
1. The lines of force surrounding a permanent magnet or a moving charged particle

2. Electrically operated switch - allows small dash switch to control another circuit from a distant point

3. Determined by diameter of wire's metal conductor

4. Shows how electrical components are connected by wires

5. Group of wires enclosed in plastic or tape covering

6. Current entering in wrong direction & diode acts as inulator

7. Slipped over outside of wire insulation - uses magnetic field around outside of wire

8. Large- gauge wire capable of carrying high currents from battery to starting motor

9. Circuit is broken and nonoperational

10. Circuit is complete and operational

11. Small wire that carries battery or alternator voltage

12. Reads and shows two separate waveforms

13. Measures amount of current in a circuit

14. Supplies electricity for circuit

15. Accidental low- resistance connection resulting in excessive current flow

16. Disconnects power source from circuit when current becomes too high

17. Extra electrons that are not locked to protons

18. Represent electrical components in a circuit

19. Can cause corrosion of electrical components

20. Larger gauge=smaller diameter

21. Negatively charged particles

22. Resist the flow of electricity

23. Contains battery - used to check for continuity

24. States that current flows from positive to negative

25. Voltmeter - ammeter - ohmmeter in one unit

26. Flow of electrons through a conductor

27. The opposition to current flow

28. Has more than one load connected in a single electrical path

29. Positively charged particles

30. States that current flows from positive to negative

31. Electric current generated when a wire passes through a magnetic field

32. Used to quickly repair automotive wiring

33. Formula for calculating circuit voltage - current - or resistance

34. Allows an electric circuit to be turned on or off

35. Used to test components

36. Special substance capable of acting as conductor and insulator

37. Force that causes electron flow

38. Acts as remote control switch or current amplifier

39. Diagnostic tool used to find and diagnose vehicle problems

40. Have atoms that allow the flow of electrons

41. Current entering in correct direction & diode acts as conductor

42. Has more than one electrical path

43. Measures amount of voltage in a circuit

44. Allows current to flow in only one direction

45. Mocroscopic diodes - transistors - resistors - & capacitors in waferlike chip

46. Short to ground between battery and load can melt & burn wire insulation

47. Small section of wire designed to burn in half when excess current is present in circuit

48. Have no charge

49. Increase

50. Multi- wire terminals that conect several wires together