Electrical Supply

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Across
  1. 2. AC
  2. 6. Converts AC to DC
  3. 7. Mains electricity
  4. 8. HV
  5. 10. Long-distance power lines
Down
  1. 1. iron
  2. 3. LV
  3. 4. DC
  4. 5. Rate at which the current alternates
  5. 9. Network of power lines