Practice Exam

Element 3: General

G0B01

1. Which wire or wires in a four-conductor connection should be attached to fuses or circuit breakers in a device operated from a 240 VAC single phase source?

G4D02

2. Which of the following describes how a speech processor affects a transmitted single sideband phone signal?

G1D07

3. Volunteer Examiners are accredited by what organization?

G1E08

4. What is the maximum PEP output allowed for spread spectrum transmissions?

G9B11

5. What is the approximate length for a 1/2 wave dipole antenna cut for 3.550 MHz?

G7C16

6. Which of the following is a typical application for a Direct Digital Synthesizer?

G7B04

7. Which of the following describes the function of a two input NOR gate?

G1C10

8. What is the maximum symbol rate permitted for RTTY or data emission transmissions on the 10-meter band?

G8C02

9. Which digital mode is used as a low-power beacon for assessing HF propagation?

G3A12

10. What does the K-index indicate?

G4E01

11. What is the purpose of a capacitance hat on a mobile antenna?

G1A09

12. Which of the following frequencies is within the General class portion of the 15-meter band?

G2C08

13. What prosign is sent to indicate the end of a formal message when using CW?

G9C13

14. Approximately how long is each side of the driven element of a quad antenna?

G8A08

15. Which of the following is an effect of overmodulation?

G4A09

16. Why is a time delay sometimes included in a transmitter keying circuit?

G0A05

17. What must you do if an evaluation of your station shows RF energy radiated from your station exceeds permissible limits?

G9A10

18. What standing wave ratio will result when connecting a 50 ohm feed line to a non-reactive load having 10 ohm impedance?

G2E02

19. How can a PACTOR modem or controller be used to determine if the channel is in use by other PACTOR stations?

G3B02

20. What factors affect the MUF?

G4C05

21. What might be the problem if you receive an RF burn when touching your equipment while transmitting on an HF band, assuming the equipment is connected to a ground rod?

G2B09

22. Who may be the control operator of an amateur station transmitting in RACES to assist relief operations during a disaster?

G2A07

23. Which of the following statements is true of the single sideband voice mode?

G2D04

24. Which of the following describes an azimuthal projection map?

G3C03

25. Why is the F2 region mainly responsible for the longest distance radio wave propagation?

G6A09

26. Which of the following describes the construction of a MOSFET?

G5B08

27. What is the peak-to-peak voltage of a sine wave with an RMS voltage of 120.0 volts?

G1B06

28. Under what conditions are state and local governments permitted to regulate Amateur Radio antenna structures?

G5C02

29. What happens if a signal is applied to the secondary winding of a 4:1 voltage step-down transformer instead of the primary winding?

G9D08

30. How does a "screwdriver" mobile antenna adjust its feed-point impedance?

G6B08

31. How is an LED biased when emitting light?

G5A06

32. How does a capacitor react to AC?

G8B04

33. What is the stage in a VHF FM transmitter that generates a harmonic of a lower frequency signal to reach the desired operating frequency?

Figure

G7A11

34. Which symbol in figure G7-1 represents an NPN junction transistor?

G4B03

35. Which of the following is the best instrument to use when checking the keying waveform of a CW transmitter?