Electronics

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Across
  1. 3. a type of electronic switch
  2. 4. electrical switch that uses magnetic field
  3. 6. detect infrared (IR) light from an IR LED
  4. 8. number of pins in a 14-pin IC
  5. 10. resistance changes with temperature
  6. 11. number of LEDs in a seven-segment display
Down
  1. 1. it means number "3" in resistor colour code
  2. 2. used to test circuit before finalizing design
  3. 5. adjust resistance
  4. 7. used to limit current in a circuit
  5. 9. unit for capacitance