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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. Have no charge

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

3. Acts as remote control switch or current amplifier

4. Measures amount of voltage in a circuit

5. Negatively charged particles

6. Small wire that carries battery or alternator voltage

7. Should be used on all electrical repairs

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

9. Used to absorb unwanted electrical pulses

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

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

12. Electronic measuring instrument

13. Used to quickly repair automotive wiring

14. Voltmeter - ammeter - ohmmeter in one unit

15. The opposition to current flow

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

17. States that current flows from positive to negative

18. Have atoms that allow the flow of electrons

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

20. Multi- wire terminals that conect several wires together

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

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

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

24. Larger gauge=smaller diameter

25. Accurate display of voltage variations shown on an oscilloscope

26. Force that causes electron flow

27. Circuit is complete and operational

28. Group of wires enclosed in plastic or tape covering

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

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

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

32. Used to test components

33. Movement of electrons from atom to atom

34. Flow of electrons through a conductor

35. Can cause corrosion of electrical components

36. Contains battery - used to check for continuity

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

38. Checks circuit for voltage

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

40. Measures amount of current in a circuit

41. Represent electrical components in a circuit

42. Shows how electrical components are connected by wires

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

44. Has more than one electrical path

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

46. Allows current to flow in only one direction

47. Resist the flow of electricity

48. Carry current between power source and load

49. Diagnostic tool used to find and diagnose vehicle problems

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