Practice Exam  - Element 2:  "EXTRA  CLASS"

Expires June 30, 2016


   E1A10 - 0
   1. If an amateur station is installed aboard a ship or aircraft, what condition must be met before the station is operated?




  
 

   E1B03 - 0
   2. Within what distance must an amateur station protect an FCC monitoring facility from harmful interference?





 

   E1C04 - 1
    3. When may an automatically controlled station retransmit third party communications?





 

   E1D06 - 0
   4. Which of the following special provisions must a space station incorporate in order to comply with space station requirements?





 

   E1E11 - 1
   5. What must the VE team do if an examinee scores a passing grade on all examination elements needed for an upgrade or new license?





 

   E1F14 - 0
   6. Under what circumstances might the FCC issue a 'Special Temporary Authority' (STA) to an amateur station?





 

   E2A13 - 1
   7. What type of satellite appears to stay in one position in the sky?






   E2B07 - 1
   8. What is the name of the signal component that carries color information in NTSC video?






   E2C01 - 0
   9. Which of the following is true about contest operating?






   E2D03 - 3
   10. Which of the following digital modes is especially useful for EME communications?






   E2E09 - 3
    11. Which of the following HF digital modes uses variable-length coding for bandwidth efficiency?






   E3A05 - 0
   12. Which of the following describes a method of establishing EME contacts?







   E3B06 - 1
   13. Which of the following amateur bands most frequently provides long-path propagation?






   E3C13 - 0
   14. What type of polarization is best for ground-wave propagation?






   E4A02 - 3
   15. Which of the following parameters would a spectrum analyzer display on the horizontal axis?






   E4B08 - 2
   16. Which of the following is a characteristic of a good DC voltmeter?






   E4C11 - 1
   17. Which of the following is a desirable amount of selectivity for an amateur SSB phone receiver?






   E4D06 - 3
   18. What is the term for unwanted signals generated by the mixing of two or more signals?






   E4E12 - 0
   19. What is one disadvantage of using some types of automatic DSP notch-filters when attempting to copy CW signals?






   E5A08 - 2
   20. What is the phase relationship between the current through and the voltage across a series resonant circuit at resonance?






   E5B07 - 2
   21. What is the phase angle between the voltage across and the current through a series RLC circuit if XC is 500 ohms, R is 1 kilohm, and XL is 250 ohms?






   E5C10 - 1
   22. When using rectangular coordinates to graph the impedance of a circuit, what does the vertical axis represent?






   E5D12 - 1
   23. How many watts are consumed in a circuit having a power factor of 0.2 if the input is 100-V AC at 4 amperes?






   E6A03 - 2
   24. What are the majority charge carriers in P-type semiconductor material?






   E6B10 - 1
   25. In Figure E6-3, what is the schematic symbol for a light-emitting diode?






   E6C11 - 2
   26. In Figure E6-5, what is the schematic symbol for the NOT operation (inverter)?






   E6D06 - 3
   27. What core material property determines the inductance of a toroidal inductor?






   E6E07 - 1
   28. Which of the following techniques is typically used to construct a MMIC-based microwave amplifier?






   E6F02 - 0
   29. What happens to the conductivity of a photoconductive material when light shines on it?







   E7A10 - 2
   30. What is a truth table?







   E7B16 - 0
   31. What is the effect of intermodulation products in a linear power amplifier?






   E7C14 - 2
   32. Which of these modes is most affected by non-linear phase response in a receiver IF filter?






   E7D11 - 2
   33. What is the purpose of R1 in the circuit shown in Figure E7-3?







   E7E09 - 0
   34. What occurs when an excessive amount of signal energy reaches a mixer circuit?







   E7F09 - 0
   35. What is the purpose of a frequency counter?






   E7G05 - 0
   36. How can unwanted ringing and audio instability be prevented in a multi-section op-amp RC audio filter circuit?






   E7H11 - 2
   37. What are the major spectral impurity components of direct digital synthesizers?






   E8A12 - 3
   38. What type of information can be conveyed using digital waveforms?






   E8B06 - 0
   39. What is the deviation ratio of an FM-phone signal having a maximum frequency swing of plus or minus 7.5 kHz when the maximum modulation frequency is 3.5 kHz?






   E8C04 - 2
   40. What technique is used to minimize the bandwidth requirements of a PSK31 signal?






   E8D13 - 1
   41. Which of the following is a typical value for the peak voltage at a standard U.S. household electrical outlet?






   E9A04 - 0
   42. Why would one need to know the feed point impedance of an antenna?






   E9B06 - 0
   43. If the boom of a Yagi antenna is lengthened and the elements are properly retuned, what usually occurs?






   E9C01 - 3
   44. What is the radiation pattern of two 1/4-wavelength vertical antennas spaced 1/2-wavelength apart and fed 180 degrees out of phase?






   E9D02 - 2
   45. How can linearly polarized Yagi antennas be used to produce circular polarization?






   E9E06 - 2
   46. What is the equivalent lumped-constant network for a hairpin matching system on a






   E9F02 - 2
   47. Which of the following determines the velocity factor of a transmission line?






   E9G08 - 2
   48. What is the process of normalization with regard to a Smith chart?






   E9H12 - 1
   49. What is an advantage of using a shielded loop antenna for direction finding?






   E0A08 - 2
   50. What does SAR measure?