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. Movement of electrons from atom to atom

2. Used to quickly repair automotive wiring

3. Have no charge

4. Group of wires enclosed in plastic or tape covering

5. Used to test components

6. Accurate display of voltage variations shown on an oscilloscope

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

8. States that current flows from positive to negative

9. Contains battery - used to check for continuity

10. Represent electrical components in a circuit

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

12. Small wire that carries battery or alternator voltage

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

14. Force that causes electron flow

15. Negatively charged particles

16. Larger gauge=smaller diameter

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

18. Acts as remote control switch or current amplifier

19. Checks circuit for voltage

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

21. Electical device that uses electricity

22. Voltage readings displayed on an oscilloscope

23. Determined by diameter of wire's metal conductor

24. Shows how electrical components are connected by wires

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

26. Reads and shows two separate waveforms

27. (physics and chemistry) the smallest component of an element having the chemical properties of the element

28. Extra electrons that are not locked to protons

29. Should be used on all electrical repairs

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

31. Special substance capable of acting as conductor and insulator

32. The opposition to current flow

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

34. Resist the flow of electricity

35. Electronic measuring instrument

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

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

38. Measures amount of current in a circuit

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

40. Circuit is broken and nonoperational

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

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

43. Can cause corrosion of electrical components

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

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

46. Positively charged particles

47. Multi- wire terminals that conect several wires together

48. Carry current between power source and load

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

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