Across
- 3. apparatus that converts electric energy to rotational kinetic energy
- 8. law stating that when the magnetic flux linking a circuit changes, an electromotive force is induced in the circuit proportional to the rate of change of the flux linkage
- 11. known as electric generator
- 12. The set of physical properties observed in certain materials
- 16. a colorless, odorless, highly flammable gas, the chemical element of atomic number 1
- 18. device that uses the magnetic field generated by a current to magnetize a piece of metal
- 19. are a type of electromagnetic radiation with wavelengths in the electromagnetic spectrum longer than infrared light
- 20. an instrument for converting sound waves into electrical energy variations which may then be amplified, transmitted, or recorded
Down
- 1. the magnetic property possessed by certain types of naturally magnetized pieces of iron
- 2. a medical imaging technique used in radiology to form pictures of the anatomy and the physiological processes of the body.
- 4. A rule that uses the shape the right hand to established the standard orientation of vector quantities normal to a plane
- 5. having a wavelength just greater than that of the red end of the visible light spectrum but less than that of microwaves
- 6. basic unit of information in computing and digital communications
- 7. is a vector field that describes the magnetic influence of electric charges in relative motion and magnetized materials
- 9. elating to or denoting the generation of electricity using flowing water
- 10. an apparatus that converts electrical impulses into sound
- 13. that attract
- 14. point in a combined magnetic field where there is no magnetic effect
- 15. a particle representing a quantum of light or other electromagnetic radiation
- 17. poles that repel