Engineering parts review

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Across
  1. 4. electrical safety device
  2. 5. set of electronic circuits
  3. 6. store energy
  4. 8. one way switch
  5. 10. transforms the power
Down
  1. 1. guides the waves
  2. 2. performs basic operations
  3. 3. implements electrical resistance
  4. 7. used to open/close the circuit
  5. 9. allows bi directional communication