Ham General License Practice Quiz

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

G0A07: What effect does transmitter duty cycle have when evaluating RF exposure?

A lower transmitter duty cycle permits greater short-term exposure levels
A higher transmitter duty cycle permits greater short-term exposure levels
Low duty cycle transmitters are exempt from RF exposure evaluation requirements
High duty cycle transmitters are exempt from RF exposure requirements

G0B11: Which of the following is good engineering practice for lightning protection grounds?

They must be bonded to all buried water and gas lines
Bends in ground wires must be made as close as possible to a right angle
Lightning grounds must be connected to all ungrounded wiring
They must be bonded together with all other grounds

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

3.940 MHz
12.940 MHz
17.940 MHz
24.940 MHz

G1B06: When is an amateur station permitted to transmit secret codes?

During a declared communications emergency
To control a space station
Only when the information is of a routine, personal nature
Only with Special Temporary Authorization from the FCC

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

G1D01: Which of the following is a proper way to identify when transmitting using phone on General Class frequencies if you have a CSCE for the required elements but your upgrade from Technician has not appeared in the FCC database?

Give your call sign followed by the words "General Class"
No special identification is needed
Give your call sign followed by "slant AG"
Give your call sign followed the abbreviation 'CSCE'

G1E03: 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?

Region 1
Region 2
Region 3
All three regions

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

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

G2C08: What prosign is sent to indicate the end of a formal message when using CW?


G2D04: Which of the following describes an azimuthal projection map?

A world map that shows accurate land masses
A world map projection centered on a particular location
A world map that shows the angle at which an amateur satellite crosses the equator
A world map that shows the number of degrees longitude that an amateur satellite appears to move westward at the equator with each orbit

G2E06: What is the most common frequency shift for RTTY emissions in the amateur HF bands?

85 Hz
170 Hz
425 Hz
850 Hz

G3A09: What effect do high sunspot numbers have on radio communications?

High-frequency radio signals become weak and distorted
Frequencies above 300 MHz become usable for long-distance communication
Long-distance communication in the upper HF and lower VHF range is enhanced
Microwave communications become unstable

G3B09: What is the approximate maximum distance along the Earth's surface that is normally covered in one hop using the F2 region?

180 miles
1,200 miles
2,500 miles
12,000 miles

G3C04: What does the term 'critical angle' mean as used in radio wave propagation?

The long path azimuth of a distant station
The short path azimuth of a distant station
The lowest takeoff angle that will return a radio wave to the Earth under specific ionospheric conditions
The highest takeoff angle that will return a radio wave to the Earth under specific ionospheric conditions

G4A03: What is normally meant by operating a transceiver in "split" mode?

The radio is operating at half power
The transceiver is operating from an external power source
The transceiver is set to different transmit and receive frequencies
The transmitter is emitting a SSB signal, as opposed to DSB operation

G4B14: What is an instance in which the use of an instrument with analog readout may be preferred over an instrument with a numerical digital readout?

When testing logic circuits
When high precision is desired
When measuring the frequency of an oscillator
When adjusting tuned circuits

G4C02: Which of the following could be a cause of interference covering a wide range of frequencies?

Not using a balun or line isolator to feed balanced antennas
Lack of rectification of the transmitter's signal in power conductors
Arcing at a poor electrical connection
The use of horizontal rather than vertical antennas

G4D10: How close to the lower'edge of the 40 meter General Class phone segment should your displayed carrier frequency be when using 3 kHz wide'LSB?

3 kHz above the edge of the segment
3 kHz below the edge of the segment
Your displayed carrier frequency may be set at the edge of the segment
Center your signal on the edge of the segment

G4E07: Which of the following is the most likely to cause interfering signals to be heard in the receiver of an HF mobile installation in a recent model vehicle?

The battery charging system
The anti-lock braking system
The anti-theft circuitry
The vehicle control computer

G5A01: What is impedance?

The electric charge stored by a capacitor
The inverse of resistance
The opposition to the flow of current in an AC circuit
The force of repulsion between two similar electric fields

G5B14: What is the output PEP from a transmitter if an oscilloscope measures 500 volts peak-to-peak across a 50-ohm resistor connected to the transmitter output?

8.75 watts
625 watts
2500 watts
5000 watts

G5C11: What is the inductance of a 20 millihenry inductor in series with a 50 millihenry inductor?

.07 millihenrys
14.3 millihenrys
70 millihenrys
1000 millihenrys

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

G6B01: What is the peak-inverse-voltage rating of a rectifier?

The maximum voltage the rectifier will handle in the conducting direction
1.4 times the AC frequency
The maximum voltage the rectifier will handle in the non-conducting direction
2.8 times the AC frequency

G6C06: Which of the following describes an integrated circuit operational amplifier?

Programmable Logic

G7A09: Which symbol in figure G7-1 represents a field effect transistor?

Symbol 2
Symbol 5
Symbol 1
Symbol 4

G7B08: How is the efficiency of an RF power amplifier determined?

Divide the DC input power by the DC output power
Divide the RF output power by the DC input power
Multiply the RF input power by the reciprocal of the RF output power
Add the RF input power to the DC output power

G7C08: What type of circuit is used in many FM receivers to convert signals coming from the IF amplifier to audio?

Product detector
Phase inverter

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
Attenuator level

G8B12: What is the relationship between transmitted symbol rate and bandwidth?

Symbol rate and bandwidth are not related
Higher symbol rates require higher bandwidth
Lower symbol rates require higher bandwidth
Bandwidth is constant for data mode signals

G9A03: What is the characteristic impedance of flat ribbon TV type twinlead?

50 ohms
75 ohms
100 ohms
300 ohms

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

G9C01: Which of the following would increase the bandwidth of a Yagi antenna?

Larger diameter elements
Closer element spacing
Loading coils in series with the element
Tapered-diameter elements

G9D04: What is the primary purpose of antenna traps?

To permit multiband operation
To notch spurious frequencies
To provide balanced feed-point impedance
To prevent out of band operation