AC/DC Chapter 1 Vocab: Part 3
Across
- 5. the ratio of the power output to the power input in a system
- 9. the amount of electrical pressure in a circuit
- 10. actual power used in an electrical
- 14. a current flow from negative to positive
- 16. the ability to do work
- 18. the energy of motion
Down
- 1. any cause that changes the position, motion, direction, or shape of an object
- 2. any force that tends to hinder the movement of an object
- 3. equal to one joule per second in the metric system
- 4. the rate of doing work or using energy
- 6. stored energy a body has due to its position, chemical state, or condition
- 7. the product of the voltage and the current in a circuit calculated without considering the phase shift that may be present between the voltage and current in the circuit
- 8. the opposition to the flow of electrons
- 11. the rate of doing work through mechanical means
- 12. the state in which voltage and current in an AC circuit reach their maximum amplitudes and zero levels at different times
- 13. equal to 756W or 550lb-ft per second
- 15. the application of a force over a distance
- 17. the difference between the power input and power output