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. Electronic measuring instrument

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

3. Special substance capable of acting as conductor and insulator

4. Acts as remote control switch or current amplifier

5. Voltage readings displayed on an oscilloscope

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

7. Circuit is complete and operational

8. Shows how electrical components are connected by wires

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

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

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

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

13. Used to quickly repair automotive wiring

14. Diagnostic tool used to find and diagnose vehicle problems

15. Reads and shows two separate waveforms

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

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

18. Circuit is broken and nonoperational

19. Accurate display of voltage variations shown on an oscilloscope

20. Force that causes electron flow

21. The opposition to current flow

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

23. Contains battery - used to check for continuity

24. Electical device that uses electricity

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

26. Has more than one electrical path

27. Extra electrons that are not locked to protons

28. Have atoms that allow the flow of electrons

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

30. States that current flows from positive to negative

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

32. Flow of electrons through a conductor

33. Positively charged particles

34. Group of wires enclosed in plastic or tape covering

35. Movement of electrons from atom to atom

36. Measures amount of current in a circuit

37. Used to absorb unwanted electrical pulses

38. Determined by diameter of wire's metal conductor

39. Can cause corrosion of electrical components

40. Represent electrical components in a circuit

41. Small wire that carries battery or alternator voltage

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

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

44. Supplies electricity for circuit

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

46. States that current flows from positive to negative

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

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

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

50. Used to test components