Test your basic knowledge |

Basic Electricity And Electronics

Subject : engineering
Instructions:
  • 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. Measures amount of resistance in ohms in a cirucit or component






3. Should be used on all electrical repairs






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






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






6. Acts as remote control switch or current amplifier






7. Extra electrons that are not locked to protons






8. Positively charged particles






9. Measures amount of current in a circuit






10. Force that causes electron flow






11. Allows current to flow in only one direction






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






13. Has more than one electrical path






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






15. Increase






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






17. Have no charge






18. Checks circuit for voltage






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






20. Determined by diameter of wire's metal conductor






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






22. Diagnostic tool used to find and diagnose vehicle problems






23. Circuit is complete and operational






24. Supplies electricity for circuit






25. Multi- wire terminals that conect several wires together






26. Carry current between power source and load






27. States that current flows from positive to negative






28. Voltmeter - ammeter - ohmmeter in one unit






29. Flow of electrons through a conductor






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






31. Small wire that carries battery or alternator voltage






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






33. Have atoms that allow the flow of electrons






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






35. Contains battery - used to check for continuity






36. Electronic measuring instrument






37. Group of wires enclosed in plastic or tape covering






38. Used to quickly repair automotive wiring






39. Reads and shows two separate waveforms






40. States that current flows from positive to negative






41. Electical device that uses electricity






42. Larger gauge=smaller diameter






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






44. Represent electrical components in a circuit






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






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






47. Voltage readings displayed on an oscilloscope






48. Special substance capable of acting as conductor and insulator






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






50. Can cause corrosion of electrical components