Ham General License Practice Quiz
• Percentage: 0%; Correct: 0; Total: 0 of 35
G0A03: How can you determine that your station complies with FCC RF exposure regulations?
By calculation based on FCC OET Bulletin 65
By calculation based on computer modeling
By measurement of field strength using calibrated equipment
All of these choices are correct
G0B16: When might a lead acid storage battery give off explosive hydrogen gas?
When stored for long periods of time
When being discharged
When being charged
When not placed on a level surface
G1A04: Which of the following amateur bands is restricted to communication on only specific channels, rather than frequency ranges?
G1B07: What are the restrictions on the use of abbreviations or procedural signals in the Amateur Service?
Only "Q" codes are permitted
They may be used if they do not obscure the meaning of a message
They are not permitted
Only "10 codes" are permitted
G1C11: What is the maximum symbol rate permitted for RTTY or data emission transmissions on the 2 meter band?
G1D10: What is the minimum age that one must be to qualify as an accredited Volunteer Examiner?
There is no age limit
G1E08: Which of the following is a requirement for a non-licensed person to communicate with a foreign Amateur Radio station from a station with an FCC granted license at which a licensed control operator is present?
Information must be exchanged in English
The foreign amateur station must be in a country with which the United States has a third party agreement
The control operator must have at least a General Class license
All of these choices are correct
G2A04: Which mode is most commonly used for voice communications on the 17 and 12 meter bands?
G2B10: When may the FCC restrict normal frequency operations of amateur stations participating in RACES?
When they declare a temporary state of communication emergency
When they seize your equipment for use in disaster communications
Only when all amateur stations are instructed to stop transmitting
When the President's War Emergency Powers have been invoked
G2C10: What does the Q signal "QRQ" mean?
Zero beat my signal
G2D10: What is QRP operation?
Remote piloted model control
Low power transmit operation
Transmission using Quick Response Protocol
Traffic relay procedure net operation
G2E12: How does the receiving station respond to an ARQ data mode packet containing errors?
Terminates the contact
Requests the packet be retransmitted
Sends the packet back to the transmitting station
Requests a change in transmitting protocol
G3A01: What is the sunspot number?
A measure of solar activity based on counting sunspots and sunspot groups
A 3 digit identifier which is used to track individual sunspots
A measure of the radio flux from the Sun measured at 10.7 cm
A measure of the sunspot count based on radio flux measurements
G3B10: What is the approximate maximum distance along the Earth's surface that is normally covered in one hop using the E region?
G3C11: Which of the following antenna types will be most effective for skip communications on 40 meters during the day?
Horizontal dipoles placed between 1/8 and 1/4 wavelength above the ground
Left-hand circularly polarized antennas
Right-hand circularly polarized antenna
G4A04: What reading on the plate current meter of a vacuum tube RF power amplifier indicates correct adjustment of the plate tuning control?
A pronounced peak
A pronounced dip
No change will be observed
A slow, rhythmic oscillation
G4B05: Why is high input impedance desirable for a voltmeter?
It improves the frequency response
It decreases battery consumption in the meter
It improves the resolution of the readings
It decreases the loading on circuits being measured
G4C05: What might be the problem if you receive an RF burn when touching your equipment while transmitting on an HF band, assuming the equipment is connected to a ground rod?
Flat braid rather than round wire has been used for the ground wire
Insulated wire has been used for the ground wire
The ground rod is resonant
The ground wire has high impedance on that frequency
G4D02: Which of the following describes how a speech processor affects a transmitted single sideband phone signal?
It increases peak power
It increases average power
It reduces harmonic distortion
It reduces intermodulation distortion
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
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
G5B01: A two-times increase or decrease in power results in a change of how many dB?
Approximately 2 dB
Approximately 3 dB
Approximately 6 dB
Approximately 12 dB
G5C02: Which part of a transformer is normally connected to the incoming source of energy?
G6A04: Which of the following is an advantage of an electrolytic capacitor?
High capacitance for given volume
Inexpensive RF capacitor
G6B04: When two or more diodes are connected in parallel to increase current handling capacity, what is the purpose of the resistor connected in series with each diode?
To ensure the thermal stability of the power supply
To regulate the power supply output voltage
To ensure that one diode doesn't carry most of the current
To act as an inductor
G6C16: Which of the following describes a type-N connector?
A moisture-resistant RF connector useful to 10 GHz
A small bayonet connector used for data circuits
A threaded connector used for hydraulic systems
An audio connector used in surround-sound installations
G7A11: Which symbol in figure G7-1 represents an NPN junction transistor?
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
G7C08: What type of circuit is used in many FM receivers to convert signals coming from the IF amplifier to audio?
G8A09: What control is typically adjusted for proper ALC setting on an amateur single sideband transceiver?
The RF clipping level
Transmit audio or microphone gain
Antenna inductance or capacitance
G8B04: What is the name of the stage in a VHF FM transmitter that generates a harmonic of a lower frequency signal to reach the desired operating frequency?
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?
G9B03: What happens to the feed-point impedance of a ground-plane antenna when its radials are changed from horizontal to downward-sloping?
It stays the same
It reaches a maximum at an angle of 45 degrees
G9C07: What does "front-to-back ratio" mean in reference to a Yagi antenna?
The number of directors versus the number of reflectors
The relative position of the driven element with respect to the reflectors and directors
The power radiated in the major radiation lobe compared to the power radiated in exactly the opposite direction
The ratio of forward gain to dipole gain
G9D06: Which of the following is an advantage of a log periodic antenna?
Higher gain per element than a Yagi antenna