Across
- 5. A standard system used in the United States for designating the size of an electrical conductor based on a geometric progression between two conductor sizes.
- 8. An electric current that reverses direction at regular intervals
- 13. the unit expressing the rate of flow of an electric current
- 14. early proponent of alternating current
- 15. an electrical term meaning to connect to the earth.
- 16. prefix meaning 1,000
- 18. the total opposing force to the flow of current in an ac circuit.
- 20. a material with 1- 3 valence electrons
- 22. measured in hertz
- 23. the positive electrode
- 25. the capacitance value of a capacitor of which there appears a potential difference of one volt
- 26. a combination of two or more chemical cells connected together electronically to produce electrical energy.
- 27. Any change in the magnetic environment of a coil of wire will cause a voltage (emf) to be "induced" in the coil
- 28. the flow of electrons through a conducting medium
Down
- 1. 1000 watts of real power
- 2. measured in amperes
- 3. electrical potential difference
- 4. a unit of work. When used to show power usage, one horsepower is equivalent to 746 watts
- 6. a device that converts DC electricity into single or multiphase AC electricity.
- 7. a logarithmic mathematical ratio that indicates a devices electric or acoustic signal to that of another
- 9. voltage generated by a battery or by the magnetic force according to Faraday's Law
- 10. the ability of a body to store an electrical charge
- 11. a material with 5-8 valence electrons
- 12. a two-terminal electronic component with an asymmetric transfer characteristic
- 17. early proponent of direct current
- 19. passive two-terminal electrical component used to store energy in an electric field
- 21. the amount of electrical power required by connected electrical equipment.
- 24. a unit of frequency equal to one cycle per second.
- 29. light Emitting Diode
- 30. a conductive path over which an electric charge may flow.