Practice Exam

Element 3: General

G7A06

1. What portion of the AC cycle is converted to DC by a full-wave rectifier?

G1B04

2. Which of the following transmissions is permitted for all amateur stations?

G3B07

3. What does LUF stand for?

G2E05

4. What is the standard sideband for JT65, JT9, FT4, or FT8 digital signal when using AFSK?

G9B08

5. How does the feed point impedance of a 1/2 wave dipole change as the feed point is moved from the center toward the ends?

G2B01

6. Which of the following is true concerning access to frequencies?

G3A06

7. What is a geomagnetic storm?

G8C01

8. On what band do amateurs share channels with the unlicensed Wi-Fi service?

G0A06

9. What must you do if your station fails to meet the FCC RF exposure exemption criteria?

G4D07

10. 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?

G1A07

11. On which amateur frequencies in the 10-meter band may stations with a General class control operator transmit CW emissions?

G0B13

12. Where should lightning arrestors be located?

G4B05

13. Why do voltmeters have high input impedance?

G5B02

14. How does the total current relate to the individual currents in a circuit of parallel resistors?

G2C11

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

G5C06

16. What is the voltage output of a transformer with a 500-turn primary and a 1500-turn secondary when 120 VAC is applied to the primary?

G7C04

17. How is a product detector used?

G6B03

18. Which of the following is an advantage of CMOS integrated circuits compared to TTL integrated circuits?

G8B05

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

G8A09

20. What type of modulation is used by FT8?

G4A03

21. How does a noise blanker work?

G4C12

22. Why must all metal enclosures of station equipment be grounded?

G7B03

23. Which of the following describes the function of a two-input AND gate?

G1D06

24. Until an upgrade to General class is shown in the FCC database, when must a Technician licensee identify with "AG" after their call sign?

G2D07

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

G6A01

26. What is the minimum allowable discharge voltage for maximum life of a standard 12-volt lead-acid battery?

G4E05

27. Which of the following most limits an HF mobile installation?

G9A05

28. How does the attenuation of coaxial cable change with increasing frequency?

G9D02

29. What is the feed point impedance of an end-fed half-wave antenna?

G2A08

30. What is the recommended way to break into a phone contact?

G3C01

31. Which ionospheric region is closest to the surface of Earth?

G9C01

32. Which of the following would increase the bandwidth of a Yagi antenna?

G1E07

33. In what part of the 2.4 GHz band may an amateur station communicate with non-licensed Wi-Fi stations?

G1C03

34. What is the maximum bandwidth permitted by FCC rules for amateur radio stations transmitting on USB frequencies in the 60-meter band?

G5A04

35. Which of the following is opposition to the flow of alternating current in a capacitor?