ECE Crossword

1234567891011121314151617181920212223242526272829303132
Across
  1. 1. A four-layer pnpn device but with only two external terminals
  2. 8. The process in which generated alternating current in the armature winding of a dc machine is converted into direct current after going through the commutator and the stationary brushes.
  3. 9. “foreign” atoms occupying the sites of host atoms
  4. 11. Four-layer PNPN devices used as electronic switch
  5. 19. is a tendency for alternating current to flow mostly near the outside surface of the conductor
  6. 20. static electricity generated by friction
  7. 21. _______ is a branch of electronic engineering that deals with power electronics.
  8. 23. maximum voltage that the diode has to withstand when reverse-biased
  9. 25. is the movement of electrons from one point to another
  10. 26. converts AC to pulsating DC
  11. 28. It is the ability of magnetic material to support magnetic field development
  12. 29. A three-terminal electronic semiconductor device with only one junction that acts exclusively as an electrically controlled switch
  13. 32. a loss when some magnetic lines of force about a conductor do not return to the conductor when the cycle alternates
Down
  1. 2. A circuit that provides an input-output relationship corresponding to a Boolean algebra
  2. 3. the process of altering a characteristic of the carrier in accordance with the instantaneous value of the signal
  3. 4. What is the first electronic digital computing device developed in 1937?
  4. 5. Defined as the maximum number of standard logic inputs that an output can drive reliably.
  5. 6. the incorporation of impurities into a semiconductor according to our requirements
  6. 7. _____ loss is due to the resistance of the coil themselves
  7. 10. storage element in a logic circuit
  8. 11. simple static electro-magnetic passive electrical device that converts electrical energy from one value to another
  9. 12. stationary waveforms due to reflected waves mixed with more of the incoming incident wave
  10. 13. Is the process used to generate a coded output from a singular active numeric input line
  11. 14. it is the width of the band
  12. 15. Base 8 number system
  13. 16. Base 16 number system
  14. 17. have low resistance so electrons flow through them with ease
  15. 18. Accumulation of electric charges also known as frictional electricity
  16. 22. materials having NEGATIVE TEMPERATURE COEFFICIENT (NTC)
  17. 24. The energy difference between the conduction band and valence band.
  18. 27. A circuit that compares two n-bit binary numbers.
  19. 30. it is a region in which the transistor operates as an amplifier
  20. 31. An electrical component that allows the flow of current in only one direction