Across
- 2. An electromechanical measuring instrument for electric current.
- 5. A straight line at an angle of 90° to a given line, plane, or surface.
- 10. In electricity and magnetism, common name for three distinct phenomena.
- 11. Relating to the motion of material bodies and the forces and energy associated therewith.
- 13. pressure from an electrical circuit's power source that pushes charged electrons
- 16. A universal physical constant important in many areas of physics.
- 19. The function of the ____ is to change mechanical energy into electricity.
- 20. a two-terminal device which can maintain a fixed voltage
- 24. a Scottish scientist who formulated the classical theory of electromagnetic radiation, bringing together for the first time electricity, magnetism, and light as different manifestations of the same phenomenon.
- 26. material or object that produces a magnetic field
- 29. A machine that converts electrical energy to mechanical energy.
- 30. a passive electrical device that transfers electrical energy from one circuit to another
- 32. Used in power generation, power transmission, power distribution, telecommunications, electronics circuitry, and countless types of electrical equipment.
- 33. Waves that are created as a result of vibrations between an electric field and a magnetic field.
- 34. a series of circle
- 35. A negatively charged subatomic particle.
- 37. A coil with an iron core is called an _____________
- 39. number of magnetic field lines passing through a given closed surface
- 40. The basic mechanism by which certain materials (such as iron) form permanent magnets, or are attracted to magnets.
Down
- 1. An object or type of material that allows the flow of charge (electrical current) in one or more directions.
- 3. The production of an electromotive force across an electrical conductor in a changing magnetic field.
- 4. a vector field that describes the magnetic influence on moving electric charges, electric currents, and magnetic materials
- 6. The electrical action produced by a non-electrical source.
- 7. Winding of a transformer that is connected to and receives energy from an external source of electrons.
- 8. A device that can be connected to the switch and the appliance.
- 9. A basic law of electromagnetism predicting how a magnetic field will interact with an electric circuit to produce an electromotive force (EMF)—a phenomenon known as electromagnetic induction.
- 12. Winding of a transformer that receives its energy by electromagnetic induction from the primary winding.
- 14. Something related to electricity, which is energy resulting from charged particles.
- 15. a roughly circular line, route, or movement that starts and finishes at the same place
- 17. attraction or repulsion that arises between electrically charged particles
- 18. runs continuously
- 21. Being the same in quantity, size, degree, or value.
- 22. a device that converts motive power into electrical power for use in an external circuit
- 23. a branch of physics that deals with electromagnetic force
- 25. A component for producing inductance
- 27. Produced by machines or machinery.
- 28. A device that supplies electrical power to a circuit in the form of a voltage source or a current source.
- 31. strength or energy as an attribute of physical action or movement
- 36. Become or make more intense.
- 38. A soft, malleable, and ductile metal with very high thermal and electrical conductivity.