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. Used to absorb unwanted electrical pulses

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

3. Supplies electricity for circuit

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

5. Circuit is complete and operational

6. Acts as remote control switch or current amplifier

7. Represent electrical components in a circuit

8. Can cause corrosion of electrical components

9. Shows how electrical components are connected by wires

10. Negatively charged particles

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

12. Electronic measuring instrument

13. Checks circuit for voltage

14. Diagnostic tool used to find and diagnose vehicle problems

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

16. Allows current to flow in only one direction

17. Increase

18. Group of wires enclosed in plastic or tape covering

19. Positively charged particles

20. Contains battery - used to check for continuity

21. Special substance capable of acting as conductor and insulator

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

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

24. Accurate display of voltage variations shown on an oscilloscope

25. Voltage readings displayed on an oscilloscope

26. Resist the flow of electricity

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

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

29. Electical device that uses electricity

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

31. Circuit is broken and nonoperational

32. States that current flows from positive to negative

33. Used to test components

34. Multi- wire terminals that conect several wires together

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

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

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

38. Small wire that carries battery or alternator voltage

39. Determined by diameter of wire's metal conductor

40. The opposition to current flow

41. Force that causes electron flow

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

43. Used to quickly repair automotive wiring

44. Reads and shows two separate waveforms

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

46. Should be used on all electrical repairs

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

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

49. Movement of electrons from atom to atom

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