Ham General License Practice Quiz


• Percentage: 0%; Correct: 0; Total: 0 of 35

G0A08: Which of the following steps must an amateur operator take to ensure compliance with RF safety regulations when transmitter power exceeds levels specified in part 97.13?

Post a copy of FCC Part 97 in the station
Post a copy of OET Bulletin 65 in the station
Perform a routine RF exposure evaluation
All of these choices are correct

G0B03: Which size of fuse or circuit breaker would be appropriate to use with a circuit that uses AWG number 14 wiring?

100 amperes
60 amperes
30 amperes
15 amperes

G1A04: Which of the following amateur bands is restricted to communication on only specific channels, rather than frequency ranges?

11 meters
12 meters
30 meters
60 meters

G1B12: Who or what determines 'good engineering and good amateur practice' as applied to the operation of an amateur station in all respects not covered by the Part 97 rules?

The FCC
The Control Operator
The IEEE
The ITU

G1C10: What is the maximum symbol rate permitted for RTTY or data emission transmissions on the 10 meter band?

56 kilobaud
19.6 kilobaud
1200 baud
300 baud

G1D07: Volunteer Examiners are accredited by what organization?

The Federal Communications Commission
The Universal Licensing System
A Volunteer Examiner Coordinator
The Wireless Telecommunications Bureau

G1E04: Which of the following conditions require an Amateur Radio station licensee to take specific steps to avoid harmful interference to other users or facilities?

When operating within one mile of an FCC Monitoring Station
When using a band where the Amateur Service is secondary
When a station is transmitting spread spectrum emissions
All of these choices are correct

G2A10: Which of the following statements is true of SSB VOX operation?

The received signal is more natural sounding
VOX allows "hands free" operation
Frequency spectrum is conserved
Provides more power output

G2B01: Which of the following is true concerning access to frequencies?

Nets always have priority
QSO's in process always have priority
No one has priority access to frequencies, common courtesy should be a guide
Contest operations must always yield to non-contest use of frequencies

G2C05: What is the best speed to use answering a CQ in Morse Code?

The fastest speed at which you are comfortable copying
The speed at which the CQ was sent
A slow speed until contact is established
5 wpm, as all operators licensed to operate CW can copy this speed

G2D08: Why do many amateurs keep a log even though the FCC doesn't require it?

The ITU requires a log of all international contacts
The ITU requires a log of all international third party traffic
The log provides evidence of operation needed to renew a license without retest
To help with a reply if the FCC requests information

G2E07: What does the abbreviation "RTTY" stand for?

Returning to you
Radioteletype
A general call to all digital stations
Repeater transmission type

G3A02: What effect does a Sudden Ionospheric Disturbance have on the daytime ionospheric propagation of HF radio waves?

It enhances propagation on all HF frequencies
It disrupts signals on lower frequencies more than those on higher frequencies
It disrupts communications via satellite more than direct communications
None, because only areas on the night side of the Earth are affected

G3B03: Which of the following applies when selecting a frequency for lowest attenuation when transmitting on HF?

Select a frequency just below the MUF
Select a frequency just above the LUF
Select a frequency just below the critical frequency
Select a frequency just above the critical frequency

G3C12: Which ionospheric layer is the most absorbent of long skip signals during daylight hours on frequencies below 10 MHz?

The F2 layer
The F1 layer
The E layer
The D layer

G4A11: Which of the following is a use for the IF shift control on a receiver?

To avoid interference from stations very close to the receive frequency
To change frequency rapidly
To permit listening on a different frequency from that on which you are transmitting
To tune in stations that are slightly off frequency without changing your transmit frequency

G4B16: What signals are used to conduct a two-tone test?

Two audio signals of the same frequency shifted 90-degrees
Two non-harmonically related audio signals
Two swept frequency tones
Two audio frequency range square wave signals of equal amplitude

G4C01: Which of the following might be useful in reducing RF interference to audio-frequency devices?

Bypass inductor
Bypass capacitor
Forward-biased diode
Reverse-biased diode

G4D09: What frequency range is occupied by a 3 kHz USB signal with the displayed carrier frequency set to 14.347 MHz?

14.347 to 14.647 MHz
14.347 to 14.350 MHz
14.344 to 14.347 MHz
14.3455 to 14.3485 MHz

G4E03: Which of the following direct, fused power connections would be the best for a 100-watt HF mobile installation?

To the battery using heavy gauge wire
To the alternator or generator using heavy gauge wire
To the battery using resistor wire
To the alternator or generator using resistor wire

G5A11: Which of the following describes one method of impedance matching between two AC circuits?

Insert an LC network between the two circuits
Reduce the power output of the first circuit
Increase the power output of the first circuit
Insert a circulator between the two circuits

G5B13: What is the output PEP of an unmodulated carrier if an average reading wattmeter connected to the transmitter output indicates 1060 watts?

530 watts
1060 watts
1500 watts
2120 watts

G5C07: What is the turns ratio of a transformer used to match an audio amplifier having a 600-ohm output impedance to a speaker having a 4-ohm impedance?

12.2 to 1
24.4 to 1
150 to 1
300 to 1

G6A13: What is an effect of inter-turn capacitance in an inductor?

The magnetic field may become inverted
The inductor may become self resonant at some frequencies
The permeability will increase
The voltage rating may be exceeded

G6B06: Which of the following is an advantage of using a Schottky diode in an RF switching circuit as compared to a standard silicon diode?

Lower capacitance
Lower inductance
Longer switching times
Higher breakdown voltage

G6C15: What is the main reason to use keyed connectors instead of non-keyed types?

Prevention of use by unauthorized persons
Reduced chance of incorrect mating
Higher current carrying capacity
All of these choices are correct

G7A08: Which of the following is an advantage of a switch-mode power supply as compared to a linear power supply?

Faster switching time makes higher output voltage possible
Fewer circuit components are required
High frequency operation allows the use of smaller components
All of these choices are correct

G7B13: What is the reason for neutralizing the final amplifier stage of a transmitter?

To limit the modulation index
To eliminate self-oscillations
To cut off the final amplifier during standby periods
To keep the carrier on frequency

G7C07: What is the simplest combination of stages that implement a superheterodyne receiver?

RF amplifier, detector, audio amplifier
RF amplifier, mixer, IF discriminator
HF oscillator, mixer, detector
HF oscillator, pre-scaler, audio amplifier

G8A11: What happens to the RF carrier signal when a modulating audio signal is applied to an FM transmitter?

The carrier frequency changes proportionally to the instantaneous amplitude of the modulating signal
The carrier frequency changes proportionally to the amplitude and frequency of the modulating signal
The carrier amplitude changes proportionally to the instantaneous frequency of the modulating signal
The carrier phase changes proportionally to the instantaneous amplitude of the modulating signal

G8B06: What is the total bandwidth of an FM-phone transmission having a 5 kHz deviation and a 3 kHz modulating frequency?

3 kHz
5 kHz
8 kHz
16 kHz

G9A09: What standing wave ratio will result from the connection of a 50-ohm feed line to a non-reactive load having a 200-ohm impedance?

4:1
1:4
2:1
1:2

G9B05: How does antenna height affect the horizontal (azimuthal) radiation pattern of a horizontal dipole HF antenna?

If the antenna is too high, the pattern becomes unpredictable
Antenna height has no effect on the pattern
If the antenna is less than 1/2 wavelength high, the azimuthal pattern is almost omnidirectional
If the antenna is less than 1/2 wavelength high, radiation off the ends of the wire is eliminated

G9C02: What is the approximate length of the driven element of a Yagi antenna?

1/4 wavelength
1/2 wavelength
3/4 wavelength
1 wavelength

G9D08: Why is a Beverage antenna not used for transmitting?

Its impedance is too low for effective matching
It has high losses compared to other types of antennas
It has poor directivity
All of these choices are correct