Electrical - Electrical transformers and motors

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Across
  1. 8. A device that changes the voltage of alternating current.
  2. 9. Coils of wire around the core that create a magnetic field when current flows through them.
  3. 10. Material that prevents the passage of electricity.
  4. 12. The number of cycles per second in an alternating current (AC) system.
  5. 14. A force that causes rotation.
  6. 15. The rotating component of an electric motor or generator.
Down
  1. 1. The flow of electric charge.
  2. 2. The process by which a conductor placed in a changing magnetic field causes the production of voltage across the conductor.
  3. 3. The power consumed by a device connected to a power source.
  4. 4. A rotary switch in certain types of motors and generators that periodically reverses the current direction.
  5. 5. The stationary part of an electric motor or generator.
  6. 6. The ratio of useful power output to total power input.
  7. 7. The part of an electric machine in which the voltage is induced.
  8. 11. Conductive material used to maintain electrical contact between stationary and moving parts.
  9. 13. The magnetic material within a transformer or motor around which the coils are wound.