Crossword 5

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Across
  1. 3. navigational instrument to find directions
  2. 6. U-shaped electromagnet
  3. 8. a component used in an electric circuit
Down
  1. 1. temporary magnet used in loudspeaker
  2. 2. filament of an electric bulb
  3. 4. circuit breaker or connector
  4. 5. a soft iron bar that is part of an electric doorbell
  5. 7. a safety device for breaking the circuit during overloading of current