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

G0B05: Which of the following conditions will cause a Ground Fault Circuit Interrupter (GFCI) to disconnect the 120 or 240 Volt AC line power to a device?

Current flowing from one or more of the hot wires to the neutral wire
Current flowing from one or more of the hot wires directly to ground
Over-voltage on the hot wire
All of these choices are correct

G1A03: On which of the following bands is image transmission prohibited?

160 meters
30 meters
20 meters
12 meters

G1B10: What is the power limit for beacon stations?

10 watts PEP output
20 watts PEP output
100 watts PEP output
200 watts PEP output

G1C03: What is the maximum bandwidth permitted by FCC rules for Amateur Radio stations when transmitting on USB frequencies in the 60 meter band?

2.8 kHz
5.6 kHz
1.8 kHz
3 kHz

G1D06: When must you add the special identifier "AG" after your call sign if you are a Technician Class licensee and have a CSCE for General Class operator privileges, but the FCC has not yet posted your upgrade on its Web site?

Whenever you operate using General Class frequency privileges
Whenever you operate on any amateur frequency
Whenever you operate using Technician frequency privileges
A special identifier is not required as long as your General Class license application has been filed with the FCC

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

G2A08: Which of the following is a recommended way to break into a conversation when using phone?

Say "QRZ" several times followed by your call sign
Say your call sign during a break between transmissions from the other stations
Say "Break. Break. Break." and wait for a response
Say "CQ" followed by the call sign of either station

G2B11: What frequency should be used to send a distress call?

Whatever frequency has the best chance of communicating the distress message
Only frequencies authorized for RACES or ARES stations
Only frequencies that are within your operating privileges
Only frequencies used by police, fire or emergency medical services

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

SK
BK
AR
KN

G2D03: What skills learned during 'hidden transmitter hunts' are of help to the Amateur Auxiliary?

Identification of out of band operation
Direction finding used to locate stations violating FCC Rules
Identification of different call signs
Hunters have an opportunity to transmit on non-amateur frequencies

G2E01: Which mode is normally used when sending an RTTY signal via AFSK with an SSB transmitter?

USB
DSB
CW
LSB

G3A03: Approximately how long does it take the increased ultraviolet and X-ray radiation from solar flares to affect radio-wave propagation on the Earth?

28 days
1 to 2 hours
8 minutes
20 to 40 hours

G3B01: How might a sky-wave signal sound if it arrives at your receiver by both short path and long path propagation?

Periodic fading approximately every 10 seconds
Signal strength increased by 3 dB
The signal might be cancelled causing severe attenuation
A well-defined echo might be heard

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

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

G4B10: Which of the following can be determined with a directional wattmeter?

Standing wave ratio
Antenna front-to-back ratio
RF interference
Radio wave propagation

G4C13: Which of the following can perform automatic notching of interfering carriers?

Band-pass tuning
A Digital Signal Processor (DSP) filter
Balanced mixing
A noise limiter

G4D01: What is the purpose of a speech processor as used in a modern transceiver?

Increase the intelligibility of transmitted phone signals during poor conditions
Increase transmitter bass response for more natural sounding SSB signals
Prevent distortion of voice signals
Decrease high-frequency voice output to prevent out of band operation

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

G5A02: What is reactance?

Opposition to the flow of direct current caused by resistance
Opposition to the flow of alternating current caused by capacitance or inductance
A property of ideal resistors in AC circuits
A large spark produced at switch contacts when an inductor is de-energized

G5B02: How does the total current relate to the individual currents in each branch of a parallel circuit?

It equals the average of each branch current
It decreases as more parallel branches are added to the circuit
It equals the sum of the currents through each branch
It is the sum of the reciprocal of each individual voltage drop

G5C01: What causes a voltage to appear across the secondary winding of a transformer when an AC voltage source is connected across its primary winding?

Capacitive coupling
Displacement current coupling
Mutual inductance
Mutual capacitance

G6A10: How should the winding axes of solenoid inductors be placed to minimize their mutual inductance?

In line
Parallel to each other
At right angles
Interleaved

G6B13: What is an advantage of the low internal resistance of nickel-cadmium batteries?

Long life
High discharge current
High voltage
Rapid recharge

G6C02: What is meant by the term MMIC?

Multi Megabyte Integrated Circuit
Monolithic Microwave Integrated Circuit
Military-specification Manufactured Integrated Circuit
Mode Modulated Integrated Circuit

G7A10: Which symbol in figure G7-1 represents a Zener diode?

Symbol 4
Symbol 1
Symbol 11
Symbol 5

G7B04: Which of the following describes the function of a two input NOR gate?

Output is high when either or both inputs are low
Output is high only when both inputs are high
Output is low when either or both inputs are high
Output is low only when both inputs are high

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

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

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

G9C06: Which of the following is a reason why a Yagi antenna is often used for radio communications on the 20 meter band?

It provides excellent omnidirectional coverage in the horizontal plane
It is smaller, less expensive and easier to erect than a dipole or vertical antenna
It helps reduce interference from other stations to the side or behind the antenna
It provides the highest possible angle of radiation for the HF bands

G9D11: Which of the following is a disadvantage of multiband antennas?

They present low impedance on all design frequencies
They must be used with an antenna tuner
They must be fed with open wire line
They have poor harmonic rejection