Ham General License Practice Quiz
• Percentage: 0%; Correct: 0; Total: 0 of 35
G0A10: What is one thing that can be done if evaluation shows that a neighbor might receive more than the allowable limit of RF exposure from the main lobe of a directional antenna?
Change from horizontal polarization to vertical polarization
Change from horizontal polarization to circular polarization
Use an antenna with a higher front-to-back ratio
Take precautions to ensure that the antenna cannot be pointed in their direction
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
G1A09: Which of the following frequencies is within the General Class portion of the 80 meter band?
1855 kHz
2560 kHz
3560 kHz
3650 kHz
G1B05: When may music be transmitted by an amateur station?
At any time, as long as it produces no spurious emissions
When it is unintentionally transmitted from the background at the transmitter
When it is transmitted on frequencies above 1215 MHz
When it is an incidental part of a manned space craft retransmission
G1C04: Which of the following is a limitation on transmitter power on the 14 MHz band?
Only the minimum power necessary to carry out the desired communications should be used
Power must be limited to 200 watts when transmitting between 14.100 MHz and 14.150 MHz
Power should be limited as necessary to avoid interference to another radio service on the frequency
Effective radiated power cannot exceed 3000 watts
G1D03: On which of the following band segments may you operate if you are a Technician Class operator and have a CSCE for General Class privileges?
Only the Technician band segments until your upgrade is posted on the FCC database
Only on the Technician band segments until your license arrives in the mail
On any General or Technician Class band segment
On any General or Technician Class band segment except 30 and 60 meters
G1E07: With which foreign countries is third party traffic prohibited, except for messages directly involving emergencies or disaster relief communications?
Countries in ITU Region 2
Countries in ITU Region 1
Every foreign country, unless there is a third party agreement in effect with that country
Any country which is not a member of the International Amateur Radio Union (IARU)
G2A07: Which of the following statements is true of the single sideband (SSB) voice mode?
Only one sideband and the carrier are transmitted; the other sideband is suppressed
Only one sideband is transmitted; the other sideband and carrier are suppressed
SSB voice transmissions have higher average power than any other mode
SSB is the only mode that is authorized on the 160, 75 and 40 meter amateur bands
G2B05: What is the customary minimum frequency separation between SSB signals under normal conditions?
Between 150 and 500 Hz
Approximately 3 kHz
Approximately 6 kHz
Approximately 10 kHz
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
G2D09: What information is traditionally contained in a station log?
Date and time of contact
Band and/or frequency of the contact
Call sign of station contacted and the signal report given
All of these choices are correct
G2E13: In the PACTOR protocol, what is meant by an NAK response to a transmitted packet?
The receiver is requesting the packet be re-transmitted
The receiver is reporting the packet was received without error
The receiver is busy decoding the packet
The entire file has been received correctly
G3A13: What does the A-index indicate?
The relative position of sunspots on the surface of the Sun
The amount of polarization of the Sun's electric field
The long term stability of the Earth's geomagnetic field
The solar radio flux at Boulder, Colorado
G3B02: Which of the following is a good indicator of the possibility of sky-wave propagation on the 6 meter band?
Short skip sky-wave propagation on the 10 meter band
Long skip sky-wave propagation on the 10 meter band
Severe attenuation of signals on the 10 meter band
Long delayed echoes on the 10 meter band
G3C11: Which of the following antenna types will be most effective for skip communications on 40 meters during the day?
Vertical antennas
Horizontal dipoles placed between 1/8 and 1/4 wavelength above the ground
Left-hand circularly polarized antennas
Right-hand circularly polarized antenna
G4A09: Why is a time delay sometimes included in a transmitter keying circuit?
To prevent stations from talking over each other
To allow the transmitter power regulators to charge properly
To allow time for transmit-receive changeover operations to complete properly before RF output is allowed
To allow time for a warning signal to be sent to other stations
G4B09: Which of the following can be determined with a field strength meter?
The radiation resistance of an antenna
The radiation pattern of an antenna
The presence and amount of phase distortion of a transmitter
The presence and amount of amplitude distortion of a transmitter
G4C12: Which of the following is an advantage of a receiver Digital Signal Processor IF filter as compared to an analog filter?
A wide range of filter bandwidths and shapes can be created
Fewer digital components are required
Mixing products are greatly reduced
The DSP filter is much more effective at VHF frequencies
G4D05: How does an S meter reading of 20 dB over S-9 compare to an S-9 signal, assuming a properly calibrated S meter?
It is 10 times weaker
It is 20 times weaker
It is 20 times stronger
It is 100 times stronger
G4E02: What is the purpose of a "corona ball" on a HF mobile antenna?
To narrow the operating bandwidth of the antenna
To increase the "Q" of the antenna
To reduce the chance of damage if the antenna should strike an object
To reduce high voltage discharge from the tip of the antenna
G5A05: How does an inductor react to AC?
As the frequency of the applied AC increases, the reactance decreases
As the amplitude of the applied AC increases, the reactance increases
As the amplitude of the applied AC increases, the reactance decreases
As the frequency of the applied AC increases, the reactance increases
G5B09: What is the RMS voltage of a sine wave with a value of 17 volts peak?
8.5 volts
12 volts
24 volts
34 volts
G5C02: Which part of a transformer is normally connected to the incoming source of energy?
The secondary
The primary
The core
The plates
G6A02: Which of the following types of capacitors are often used in power supply circuits to filter the rectified AC?
Disc ceramic
Vacuum variable
Mica
Electrolytic
G6B14: What is the minimum allowable discharge voltage for maximum life of a standard 12 volt lead acid battery?
6 volts
8.5 volts
10.5 volts
12 volts
G6C05: What is meant when memory is characterized as 'non-volatile'?
It is resistant to radiation damage
It is resistant to high temperatures
The stored information is maintained even if power is removed
The stored information cannot be changed once written
G7A09: Which symbol in figure G7-1 represents a field effect transistor?
Symbol 2
Symbol 5
Symbol 1
Symbol 4
G7B12: Which of these classes of amplifiers has the highest efficiency?
Class A
Class B
Class AB
Class C
G7C11: What is meant by the term "software defined radio" (SDR)?
A radio in which most major signal processing functions are performed by software
A radio which provides computer interface for automatic logging of band and frequency
A radio which uses crystal filters designed using software
A computer model which can simulate performance of a radio to aid in the design process
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
G8B10: What does the number 31 represent in PSK31?
The approximate transmitted symbol rate
The version of the PSK protocol
The year in which PSK31 was invented
The number of characters that can be represented by PSK31
G9A05: How does the attenuation of coaxial cable change as the frequency of the signal it is carrying increases?
It is independent of frequency
It increases
It decreases
It reaches a maximum at approximately 18 MHz
G9B04: What is the low angle azimuthal radiation pattern of an ideal half-wavelength dipole antenna installed 1/2 wavelength high and parallel to the Earth?
It is a figure-eight at right angles to the antenna
It is a figure-eight off both ends of the antenna
It is a circle (equal radiation in all directions)
It has a pair of lobes on one side of the antenna and a single lobe on the other side
G9C13: Approximately how long is each side of a quad antenna driven element?
1/4 wavelength
1/2 wavelength
3/4 wavelength
1 wavelength
G9D09: Which of the following is an application for a Beverage antenna?
Directional transmitting for low HF bands
Directional receiving for low HF bands
Portable direction finding at higher HF frequencies
Portable direction finding at lower HF frequencies
