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






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






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






4. Multi- wire terminals that conect several wires together






5. Can cause corrosion of electrical components






6. Circuit is complete and operational






7. Measures amount of voltage in a circuit






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






9. Determined by diameter of wire's metal conductor






10. Group of wires enclosed in plastic or tape covering






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






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






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






14. The opposition to current flow






15. Measures amount of current in a circuit






16. Larger gauge=smaller diameter






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






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






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






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






21. Negatively charged particles






22. Positively charged particles






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






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






25. Allows current to flow in only one direction






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






27. Electical device that uses electricity






28. Accurate display of voltage variations shown on an oscilloscope






29. Voltmeter - ammeter - ohmmeter in one unit






30. Checks circuit for voltage






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






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






33. Acts as remote control switch or current amplifier






34. Increase






35. Have atoms that allow the flow of electrons






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






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






38. Contains battery - used to check for continuity






39. Movement of electrons from atom to atom






40. Used to test components






41. Resist the flow of electricity






42. Flow of electrons through a conductor






43. Shows how electrical components are connected by wires






44. Diagnostic tool used to find and diagnose vehicle problems






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






46. Should be used on all electrical repairs






47. Carry current between power source and load






48. Have no charge






49. Electronic measuring instrument






50. Voltage readings displayed on an oscilloscope