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. Extra electrons that are not locked to protons

2. Contains fuses - circuit breakers - & flasher units for various circuits

3. Have no charge

4. Determined by diameter of wire's metal conductor

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

6. Outer band of an electron which holds a maximum of 8 electrons

7. Small wire that carries battery or alternator voltage

8. Electical device that uses electricity

9. Used only in ignition system for spark plug or coil wires

10. Reads and shows two separate waveforms

11. Flow of electrons through a conductor

12. Shows how electrical components are connected by wires

13. Circuit is complete and operational

14. Connect electrical components to chassis or ground of the car

15. Have atoms that allow the flow of electrons

16. Positively charged particles

17. Used to quickly repair automotive wiring

18. Circuit is broken and nonoperational

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

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

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

22. Contains battery - used to check for continuity

23. Diagnostic tool used to find and diagnose vehicle problems

24. The lines of force surrounding a permanent magnet or a moving charged particle

25. Can cause corrosion of electrical components

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

27. Voltmeter - ammeter - ohmmeter in one unit

28. The opposition to current flow

29. Resist the flow of electricity

30. Allows current to flow in only one direction

31. Carry current between power source and load

32. Force that causes electron flow

33. States that current flows from positive to negative

34. Special substance capable of acting as conductor and insulator

35. Vehicle's frame/body serves as an electrical conductor

36. Electronic measuring instrument

37. Increase

38. Used to permanently fasten wires to terminals or other wires

39. Represent electrical components in a circuit

40. Should be used on all electrical repairs

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

42. Measures amount of resistance in ohms in a cirucit or component

43. Supplies electricity for circuit

44. Acts as remote control switch or current amplifier

45. Movement of electrons from atom to atom

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

47. Used to absorb unwanted electrical pulses

48. Multi- wire terminals that conect several wires together

49. Used to deform the connector or terminal around the wire

50. Accurate display of voltage variations shown on an oscilloscope