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. Larger gauge=smaller diameter






2. Electronic measuring instrument






3. Positively charged particles






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






5. Reads and shows two separate waveforms






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






7. Have atoms that allow the flow of electrons






8. Extra electrons that are not locked to protons






9. Determined by diameter of wire's metal conductor






10. Increase






11. Voltage readings displayed on an oscilloscope






12. Negatively charged particles






13. Supplies electricity for circuit






14. Can cause corrosion of electrical components






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


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






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






18. Allows current to flow in only one direction






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






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






21. Used to test components






22. Has more than one electrical path






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






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






25. States that current flows from positive to negative






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






27. Resist the flow of electricity






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






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






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






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






32. Group of wires enclosed in plastic or tape covering






33. Small wire that carries battery or alternator voltage






34. Have no charge






35. Used to quickly repair automotive wiring






36. Movement of electrons from atom to atom






37. Diagnostic tool used to find and diagnose vehicle problems






38. Force that causes electron flow






39. Shows how electrical components are connected by wires






40. Multi- wire terminals that conect several wires together






41. Circuit is broken and nonoperational






42. Should be used on all electrical repairs






43. Measures amount of current in a circuit






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






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






46. Electical device that uses electricity






47. Acts as remote control switch or current amplifier






48. Circuit is complete and operational






49. States that current flows from positive to negative






50. Used to absorb unwanted electrical pulses