Electromagnetic Induction

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  1. 6. it is the pressure from an electrical circuit's power source that pushes charged electrons (current) through a conducting loop, enabling them to do work such as illuminating a light.
  2. 9. A type of transformer that has two limbs.
  3. 12. it is the ratio of the number of turns in the primary coil to the number of turns in the secondary coil
  4. 13. A type of transformer that the core constructed is similar to wheels of spoke.
  5. 15. A type of transformer that has three limbs and two windows.
  6. 17. by the magnetic field changes within those loops.
  7. 18. it is created in any region of space where a magnetic field is changing with time.
  8. 19. The transformers is the basic component for the ___ of the electricity.
  9. 20. fields the regenerate each
  10. 21. The magnet will produce a ____ current when moving past copper than rubber
  11. 23. Abbreviation of electromotive force
  12. 24. It is the number of windings on primary side are more than the number of windings on the secondary side.
  13. 25. A transformer normally consists of a ferromagnetic core and two coils called "windings".
  14. 26. When a magnet and a wire move relative to each other, a voltage is ___
  15. 27. It have a negative charge, and protons have a positive charge.
  16. 29. High speeds produce high voltages
  17. 30. Connected to a galvanometer
  18. 31. it is composed of individual electronic components, such as resistors, transistors, capacitors, inductors and diodes, connected by conductive wires or traces through which electric current can flow.
  19. 33. It is also called a magnetic core.
  20. 35. whose law believe that the induced voltage in a coil is proportional to the number of loops
  21. 36. it creates electrical energy to power appliances running on electricity by burning the fuel it uses for producing electricity.
  22. 37. abbreviation for electromotive force
  23. 38. It is used in power generation, power transmission, power distribution, telecommunications, electronics circuitry, and countless types of electrical equipment.
  24. 39. It is an electrical devices used
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  1. 1. Strong magnets produce high voltages
  2. 2. it is an object or type of material that allows the flow of charge (electrical current) in one or more directions.
  3. 3. A type of transformer that is used to reduce voltage from the main power line.
  4. 4. it is an energy per unit electric charge that is imparted by an energy source, such as an electric generator or a battery.
  5. 5. discovered the electromagnetic waves
  6. 7. It is the attraction or repulsion that arises between electrically charged particles because of their motion.
  7. 8. A type of transformer that the primary and secondary are physically isolated (no electrical connection)
  8. 10. It is a device that supplies electrical power to a circuit in the form of a voltage source or a current source.
  9. 11. it is created in any region of space where an electric field is changing with time.
  10. 14. Composed of vibrating electric and
  11. 16. Connected to a voltage source
  12. 22. E.f is always ____ to the M.F. and both are perpendicular to the direction of the moving wave.
  13. 28. the number of windings on primary side is less than the number of windings on the secondary.
  14. 32. convert or "transform" AC voltage from one level to another.
  15. 34. Strong magnets produce high voltages
  16. 38. A ferromagnetic material that can conduct a magnetic field through it.