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

G0B12: What is the purpose of a transmitter power supply interlock?

To prevent unauthorized access to a transmitter
To guarantee that you cannot accidentally transmit out of band
To ensure that dangerous voltages are removed if the cabinet is opened
To shut off the transmitter if too much current is drawn

G1A06: Which of the following frequencies is in the 12 meter band?

3.940 MHz
12.940 MHz
17.940 MHz
24.940 MHz

G1B11: How does the FCC require an amateur station to be operated in all respects not specifically covered by the Part 97 rules?

In conformance with the rules of the IARU
In conformance with Amateur Radio custom
In conformance with good engineering and good amateur practice
All of these choices are correct

G1C07: What is the maximum symbol rate permitted for RTTY or data emission transmission on the 20 meter band?

56 kilobaud
19.6 kilobaud
1200 baud
300 baud

G1D04: Which of the following is a requirement for administering a Technician Class operator examination?

At least three VEC accredited General Class or higher VEs must be present
At least two VEC accredited General Class or higher VEs must be present
At least two General Class or higher VEs must be present, but only one need be VEC accredited
At least three VEs of Technician Class or higher must be present

G1E09: What language must you use when identifying your station if you are using a language other than English in making a contact using phone emission?

The language being used for the contact
Any language if the US has a third party agreement with that country
English
Any language of a country that is a member of the ITU

G2A03: Which of the following is most commonly used for SSB voice communications in the VHF and UHF bands?

Upper sideband
Lower sideband
Vestigial sideband
Double sideband

G2B04: When selecting a CW transmitting frequency, what minimum frequency separation should you allow in order to minimize interference to stations on adjacent frequencies?

5 to 50 Hz
150 to 500 Hz
1 to 3 kHz
3 to 6 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

G2D02: Which of the following are objectives of the Amateur Auxiliary?

To conduct efficient and orderly amateur licensing examinations
To encourage amateur self regulation and compliance with the rules
To coordinate repeaters for efficient and orderly spectrum usage
To provide emergency and public safety communications

G2E09: In what segment of the 20 meter band are most PSK31 operations commonly found?

At the bottom of the slow-scan TV segment, near 14.230 MHz
At the top of the SSB phone segment near 14.325 MHz
In the middle of the CW segment, near 14.100 MHz
Below the RTTY segment, near 14.070 MHz

G3A05: What is the solar-flux index?

A measure of the highest frequency that is useful for ionospheric propagation between two points on the Earth
A count of sunspots which is adjusted for solar emissions
Another name for the American sunspot number
A measure of solar radiation at 10.7 cm

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

G3C13: What is Near Vertical Incidence Sky-wave (NVIS) propagation?

Propagation near the MUF
Short distance HF propagation using high elevation angles
Long path HF propagation at sunrise and sunset
Double hop propagation near the LUF

G4A14: How should the transceiver audio input be adjusted when transmitting PSK31 data signals?

So that the transceiver is at maximum rated output power
So that the transceiver ALC system does not activate
So that the transceiver operates at no more than 25% of rated power
So that the transceiver ALC indicator shows half scale

G4B07: Which of the following might be a use for a field strength meter?

Close-in radio direction-finding
A modulation monitor for a frequency or phase modulation transmitter
An overmodulation indicator for a SSB transmitter
A keying indicator for a RTTY or packet transmitter

G4C06: What effect can be caused by a resonant ground connection?

Overheating of ground straps
Corrosion of the ground rod
High RF voltages on the enclosures of station equipment
A ground loop

G4D04: What does an S meter measure?

Conductance
Impedance
Received signal strength
Transmitter power output

G4E11: Which of the following is a disadvantage of using wind as the primary source of power for an emergency station?

The conversion efficiency from mechanical energy to electrical energy is less than 2 percent
The voltage and current ratings of such systems are not compatible with amateur equipment
A large energy storage system is needed to supply power when the wind is not blowing
All of these choices are correct

G5A08: Why is impedance matching important?

So the source can deliver maximum power to the load
So the load will draw minimum power from the source
To ensure that there is less resistance than reactance in the circuit
To ensure that the resistance and reactance in the circuit are equal

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

G5C12: What is the capacitance of a 20 microfarad capacitor in series with a 50 microfarad capacitor?

.07 microfarads
14.3 microfarads
70 microfarads
1000 microfarads

G6A06: What will happen to the resistance if the temperature of a resistor is increased?

It will change depending on the resistor's reactance coefficient
It will stay the same
It will change depending on the resistor's temperature coefficient
It will become time dependent

G6B10: Which element of a triode vacuum tube is used to regulate the flow of electrons between cathode and plate?

Control grid
Heater
Screen Grid
Trigger electrode

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

G7A07: What is the output waveform of an unfiltered full-wave rectifier connected to a resistive load?

A series of DC pulses at twice the frequency of the AC input
A series of DC pulses at the same frequency as the AC input
A sine wave at half the frequency of the AC input
A steady DC voltage

G7B09: What determines the frequency of an LC oscillator?

The number of stages in the counter
The number of stages in the divider
The inductance and capacitance in the tank circuit
The time delay of the lag circuit

G7C03: What circuit is used to process signals from the RF amplifier and local oscillator and send the result to the IF filter in a superheterodyne receiver?

Balanced modulator
IF amplifier
Mixer
Detector

G8A05: What type of modulation varies the instantaneous power level of the RF signal?

Frequency shift keying
Pulse position modulation
Frequency modulation
Amplitude modulation

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

G9A10: 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?

2:1
50:1
1:5
5:1

G9B02: What is an advantage of downward sloping radials on a quarter wave ground-plane antenna?

They lower the radiation angle
They bring the feed-point impedance closer to 300 ohms
They increase the radiation angle
They bring the feed-point impedance closer to 50 ohms

G9C17: Approximately how long is each leg of a symmetrical delta-loop antenna?

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

G9D07: Which of the following describes a log periodic antenna?

Length and spacing of the elements increases logarithmically from one end of the boom to the other
Impedance varies periodically as a function of frequency
Gain varies logarithmically as a function of frequency
SWR varies periodically as a function of boom length