Practice Exam

Element 3: General

G4B12

1. What effect can strong signals from nearby transmitters have on an antenna analyzer?

G8B05

2. Which intermodulation products are closest to the original signal frequencies?

G5A05

3. How does an inductor react to AC?

G3A11

4. How long does it take a coronal mass ejection to affect radio propagation on Earth?

G1B03

5. Which of the following is a purpose of a beacon station as identified in the FCC rules?

G5C01

6. What causes a voltage to appear across the secondary winding of a transformer when an AC voltage source is connected across its primary winding?

G8C14

7. Which of the following describes a waterfall display?

G2A04

8. Which mode is most commonly used for voice communications on the 17- and 12-meter bands?

G9D12

9. What is the common name of a dipole with a single central support?

G1D02

10. What license examinations may you administer as an accredited Volunteer Examiner holding a General class operator license?

G4C01

11. Which of the following might be useful in reducing RF interference to audio frequency circuits?

G9C12

12. Which of the following is a characteristic of using a gamma match with a Yagi antenna?

G1C06

13. What is the limit for transmitter power on the 1.8 MHz band?

G2B02

14. What is the first thing you should do if you are communicating with another amateur station and hear a station in distress break in?

G4A03

15. How does a noise blanker work?

G7A07

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

G0B09

17. Which of the following is true of an emergency generator installation?

G2E02

18. What is VARA?

G2D11

19. Why are signal reports typically exchanged at the beginning of an HF contact?

G4D11

20. How close to the upper edge of a band's phone segment should your displayed carrier frequency be when using 3 kHz wide USB?

G8A05

21. What type of modulation varies the instantaneous power level of the RF signal?

G1E08

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

G7B05

23. How many states does a 3-bit binary counter have?

G6A02

24. What is an advantage of batteries with low internal resistance?

G0A10

25. What should be done if evaluation shows that a neighbor might experience more than the allowable limit of RF exposure from the main lobe of a directional antenna?

G3C11

26. Which ionospheric region is the most absorbent of signals below 10 MHz during daylight hours?

G4E10

27. Why should a series diode be connected between a solar panel and a storage battery that is being charged by the panel?

G9B02

28. Which of the following is a common way to adjust the feed point impedance of an elevated quarter-wave ground-plane vertical antenna to be approximately 50 ohms?

G3B03

29. Which frequency will have the least attenuation for long-distance skip propagation?

G9A03

30. What is the nominal characteristic impedance of "window line" transmission line?

G6B06

31. What kind of device is an integrated circuit operational amplifier?

G1A05

32. On which of the following frequencies are General class licensees prohibited from operating as control operator?

G7C08

33. Which parameter affects receiver sensitivity?

G2C11

34. What does the Q signal "QRV" mean?

G5B07

35. What value of an AC signal produces the same power dissipation in a resistor as a DC voltage of the same value?