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






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






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






4. Supplies electricity for circuit






5. Have atoms that allow the flow of electrons






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






7. Flow of electrons through a conductor






8. Negatively charged particles






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






10. Positively charged particles






11. Electronic measuring instrument






12. Used to test components






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






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






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






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






17. Movement of electrons from atom to atom






18. Acts as remote control switch or current amplifier






19. Increase






20. Measures amount of current in a circuit






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






22. Represent electrical components in a circuit






23. Multi- wire terminals that conect several wires together






24. Have no charge






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






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






27. Accurate display of voltage variations shown on an oscilloscope






28. Resist the flow of electricity






29. Electical device that uses electricity






30. Diagnostic tool used to find and diagnose vehicle problems






31. Circuit is complete and operational






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






33. Has more than one electrical path






34. Reads and shows two separate waveforms






35. States that current flows from positive to negative






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






37. States that current flows from positive to negative






38. Contains battery - used to check for continuity






39. Voltmeter - ammeter - ohmmeter in one unit






40. Used to quickly repair automotive wiring






41. Larger gauge=smaller diameter






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






43. Used to absorb unwanted electrical pulses






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






45. Carry current between power source and load






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






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






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






49. Extra electrons that are not locked to protons






50. Determined by diameter of wire's metal conductor