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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 quickly repair automotive wiring

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

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

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

5. Resist the flow of electricity

6. Supplies electricity for circuit

7. Special substance capable of acting as conductor and insulator

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

9. Determined by diameter of wire's metal conductor

10. Circuit is broken and nonoperational

11. The opposition to current flow

12. Represent electrical components in a circuit

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

14. Flow of electrons through a conductor

15. Small wire that carries battery or alternator voltage

16. Force that causes electron flow

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

18. Electronic measuring instrument

19. Can cause corrosion of electrical components

20. Accurate display of voltage variations shown on an oscilloscope

21. Increase

22. Extra electrons that are not locked to protons

23. Measures amount of current in a circuit

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

25. Used to test components

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

27. Measures amount of voltage in a circuit

28. Voltmeter - ammeter - ohmmeter in one unit

29. Have atoms that allow the flow of electrons

30. Group of wires enclosed in plastic or tape covering

31. Multi- wire terminals that conect several wires together

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

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

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

35. Larger gauge=smaller diameter

36. States that current flows from positive to negative

37. Circuit is complete and operational

38. Reads and shows two separate waveforms

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

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

41. Voltage readings displayed on an oscilloscope

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

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

44. Movement of electrons from atom to atom

45. Should be used on all electrical repairs

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

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

48. Carry current between power source and load

49. Has more than one electrical path

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