Practice Exam

Element 3: General

G9C07

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

G3B12

2. What factors affect the Maximum Usable Frequency (MUF)?

G2D04

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

G7C07

4. What is the simplest combination of stages that implement a superheterodyne receiver?

Figure

G7A11

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

G4B09

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

G7B11

7. For which of the following modes is a Class C power stage appropriate for amplifying a modulated signal?

G0A04

8. What does "time averaging" mean in reference to RF radiation exposure?

G8B03

9. What is another term for the mixing of two RF signals?

G4A11

10. Which of the following is a use for the IF shift control on a receiver?

G2A06

11. Which of the following is an advantage when using single sideband as compared to other analog voice modes on the HF amateur bands?

G0B01

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

G9A10

13. What standing wave ratio will result from the connection of a 50-ohm feed line to a non-reactive load having a 10-ohm impedance?

G8A10

14. What is meant by flat-topping of a single-sideband phone transmission?

G6C08

15. How is an LED biased when emitting light?

G4D05

16. How does an S meter reading of 20 dB over S-9 compare to an S-9 signal, assuming a properly calibrated S meter?

G1E03

17. In what ITU region is operation in the 7.175 to 7.300 MHz band permitted for a control operator holding an FCC-issued General Class license?

G5C15

18. What is the total resistance of a 10 ohm, a 20 ohm, and a 50 ohm resistor in parallel?

G9B08

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

G6B05

20. What is the approximate junction threshold voltage of a conventional silicon diode?

G4E08

21. What is the name of the process by which sunlight is changed directly into electricity?

G1B05

22. When may music be transmitted by an amateur station?

G1C07

23. What is the maximum symbol rate permitted for RTTY or data emission transmission on the 20 meter band?

G3C05

24. Why is long distance communication on the 40, 60, 80 and 160 meter bands more difficult during the day?

G3A10

25. What causes HF propagation conditions to vary periodically in a 28-day cycle?

G2C02

26. What should you do if a CW station sends "QRS"?

G1D09

27. How long is a Certificate of Successful Completion of Examination (CSCE) valid for exam element credit?

G1A05

28. Which of the following frequencies is in the General Class portion of the 40 meter band?

G2E08

29. What segment of the 80 meter band is most commonly used for data transmissions?

G5B09

30. What is the RMS voltage of a sine wave with a value of 17 volts peak?

G5A06

31. How does a capacitor react to AC?

G6A09

32. What is an advantage of using a ferrite core toroidal inductor?

G4C12

33. Which of the following is an advantage of a receiver Digital Signal Processor IF filter as compared to an analog filter?

G9D11

34. Which of the following is a disadvantage of multiband antennas?

G2B08

35. What is the "DX window" in a voluntary band plan?