Practice Exam

Element 3: General

G4E09

1. What is the approximate open-circuit voltage from a fully illuminated silicon photovoltaic cell?

G5C03

2. Which of the following components increases the total resistance of a resistor?

G4A05

3. What is a reason to use Automatic Level Control (ALC) with an RF power amplifier?

G2A01

4. Which sideband is most commonly used for voice communications on frequencies of 14 MHz or higher?

G5A03

5. Which of the following causes opposition to the flow of alternating current in an inductor?

G5B08

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

G7B07

7. Which of the following are basic components of a sine wave oscillator?

G8C10

8. How does forward error correction (FEC) allow the receiver to correct errors in received data packets?

G1A09

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

G3B11

10. What happens to HF propagation when the LUF exceeds the MUF?

G1B09

11. On what HF frequencies are automatically controlled beacons permitted?

G1D11

12. What is required to obtain a new General Class license after a previously-held license has expired and the two-year grace period has passed?

G9A04

13. What might cause reflected power at the point where a feed line connects to an antenna?

G2B10

14. When is an amateur station allowed to use any means at its disposal to assist another station in distress?

G9C07

15. What does "front-to-back ratio" mean in reference to a Yagi antenna?

G8A09

16. What type of modulation is used by the FT8 digital mode?

G0B11

17. Which of the following is good practice for lightning protection grounds?

G2C10

18. What does the Q signal "QRN" mean?

G7C14

19. The bandwidth of a band-pass filter is measured between what two frequencies?

G4B09

20. Which of the following can be determined with a field strength meter?

G8B06

21. What is the total bandwidth of an FM phone transmission having 5 kHz deviation and 3 kHz modulating frequency?

G3A09

22. What benefit can high geomagnetic activity have on radio communications?

G4C04

23. What is the effect on an audio device when there is interference from a nearby CW transmitter?

G7A07

24. What is the output waveform of an unfiltered full-wave rectifier connected to a resistive load?

G1E04

25. Which of the following conditions require a licensed Amateur Radio operator to take specific steps to avoid harmful interference to other users or facilities?

G6A09

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

G9B01

27. What is one disadvantage of a directly fed random-wire HF antenna?

G2E10

28. Which of the following is a way to establish contact with a digital messaging system gateway station?

G0A03

29. How can you determine that your station complies with FCC RF exposure regulations?

G6B02

30. What is meant by the term MMIC?

G2D07

31. Which of the following are examples of the NATO Phonetic Alphabet?

G4D07

32. How much must the power output of a transmitter be raised to change the S meter reading on a distant receiver from S8 to S9?

G1C11

33. What is the maximum symbol rate permitted for RTTY or data emission transmissions on the 2-meter band?

G3C06

34. What is a characteristic of HF scatter?

G9D04

35. What is the primary purpose of antenna traps?