Jason (Hejiacheng) Electric Circuit

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Across
  1. 3. instrument used to measure the current in a circuit
  2. 4. electrical component that allows electric current flow in only one direction
  3. 6. an electromagnetically operated switch
  4. 7. the 'push' of a battery or power supply in a circuit
  5. 9. device used to prevent excessive currents flowing in a circuits
  6. 11. an electric circuit in which one or more diodes are used to convert alternating current to direct current
  7. 13. device for making and breaking the connection in an electric circuit
  8. 17. a device used to change the voltage of an a.c. electricity supply
  9. 18. safety device that automatically switches off a circuit when the current becomes too high
  10. 19. the rate at which electric charge passes a point in a circuit
Down
  1. 1. part of a circuit consisting of two resistors connected in series
  2. 2. a resistor whose resistance changes over small temperature range
  3. 5. lectromechanical instrument used for detecting and indicating an electric current
  4. 6. used to control the amount of current flowing around a circuit
  5. 8. used to detect light levels
  6. 10. device that converts energy from one form to another
  7. 12. an electronic component whose output voltage depends on the input voltage
  8. 14. electrical cells connected together in series
  9. 15. a hardware component that supplies power to an electrical device
  10. 16. a circuit that creates a proportional current or voltage output to the current in the path