US Amateur Radio - Technician (Element 2, 2022-2026) Practice Test

Anonymous User

US Amateur Radio - Technician (Element 2, 2022-2026) Practice Test

Logging in (or registering) will help the system to select questions that you need to focus on.

1. - T0A10

What hazard is caused by charging or discharging a battery too quickly?

Select	Answer
A	Overheating or out-gassing
B	Inverse memory effect
C	Half-wave rectification
D	Excess output ripple

2. - T0B01

Which of the following is good practice when installing ground wires on a tower for lightning protection?

Select	Answer
A	Make sure all ground wire bends are right angles
B	All these choices are correct
C	Put a drip loop in the ground connection to prevent water damage to the ground system
D	Ensure that connections are short and direct

3. - T0C02

At which of the following frequencies does maximum permissible exposure have the lowest value?

Select	Answer
A	50 MHz
B	3.5 MHz
C	440 MHz
D	1296 MHz

4. - T1A11

When is willful interference to other amateur radio stations permitted?

Select	Answer
A	At any time, stations in the Amateur Radio Service are not protected from willful interference
B	When making short test transmissions
C	To stop another amateur station that is breaking the FCC rules
D	At no time

5. - T1B09

Why should you not set your transmit frequency to be exactly at the edge of an amateur band or sub-band?

Select	Answer
A	All these choices are correct
B	To allow for calibration error in the transmitter frequency display
C	So that modulation sidebands do not extend beyond the band edge
D	To allow for transmitter frequency drift

6. - T1C07

Which of the following can result in revocation of the station license or suspension of the operator license?

Select	Answer
A	Failure to inform the FCC of any changes in the amateur station following performance of an RF safety environmental evaluation
B	Failure to provide and maintain a correct email address with the FCC
C	Failure to obtain FCC type acceptance prior to using a home-built transmitter
D	Failure to have a copy of your license available at your station

7. - T1D08

In which of the following circumstances may the control operator of an amateur station receive compensation for operating that station?

Select	Answer
A	When the communication is related to the sale of amateur equipment by the control operator's employer
B	When the communication is made to obtain emergency information for a local broadcast station
C	When the communication is incidental to classroom instruction at an educational institution
D	All these choices are correct

8. - T1E04

What determines the transmitting frequency privileges of an amateur station?

Select	Answer
A	The frequencies printed on the license grant
B	The highest class of operator license held by anyone on the premises
C	The class of operator license held by the control operator
D	The frequency authorized by the frequency coordinator

9. - T1F07

Which of the following restrictions apply when a non-licensed person is allowed to speak to a foreign station using a station under the control of a licensed amateur operator?

Select	Answer
A	The foreign station must be in a country with which the U.S. has a third party agreement
B	All these choices are correct
C	The person must be a U.S. citizen
D	The licensed control operator must do the station identification

10. - T2A06

Which of the following is required when making on-the-air test transmissions?

Select	Answer
A	Identify the transmitting station
B	Notify the FCC of the transmissions
C	Conduct tests only between 10 p.m. and 6 a.m. local time
D	All these choices are correct

11. - T2B05

What would cause your FM transmission audio to be distorted on voice peaks?

Select	Answer
A	You need to talk louder
B	Your repeater offset is inverted
C	Your transmit power is too high
D	You are talking too loudly

12. - T2C04

What is RACES?

Select	Answer
A	A radio contest held in a short period, sometimes called a “sprint”
B	An FCC part 97 amateur radio service for civil defense communications during national emergencies
C	An emergency organization combining amateur radio and citizens band operators and frequencies
D	An international radio experimentation society

13. - T3A09

Which of the following results from the fact that signals propagated by the ionosphere are elliptically polarized?

Select	Answer
A	Either vertically or horizontally polarized antennas may be used for transmission or reception
B	FM voice is unusable
C	Both the transmitting and receiving antennas must be of the same polarization
D	Digital modes are unusable

14. - T3B06

What is the formula for converting frequency to approximate wavelength in meters?

Select	Answer
A	Wavelength in meters equals frequency in hertz multiplied by 300
B	Wavelength in meters equals frequency in megahertz divided by 300
C	Wavelength in meters equals 300 divided by frequency in megahertz
D	Wavelength in meters equals frequency in hertz divided by 300

15. - T3C02

What is a characteristic of HF communication compared with communications on VHF and higher frequencies?

Select	Answer
A	HF antennas are generally smaller
B	HF accommodates wider bandwidth signals
C	There is less atmospheric interference (static) on HF
D	Long-distance ionospheric propagation is far more common on HF

16. - T4A10

What function is performed with a transceiver and a digital mode hot spot?

Select	Answer
A	Communication using digital voice or data systems via the internet
B	FT8 digital communications via AFSK
C	High-speed digital communications for meteor scatter
D	RTTY encoding and decoding without a computer

17. - T4B08

What is the advantage of having multiple receive bandwidth choices on a multimode transceiver?

Select	Answer
A	Increases the amount of offset between receive and transmit frequencies
B	Permits monitoring several modes at once by selecting a separate filter for each mode
C	Increases the number of frequencies that can be stored in memory
D	Permits noise or interference reduction by selecting a bandwidth matching the mode

18. - T5A11

What type of current flow is opposed by resistance?

Select	Answer
A	RF current
B	Direct current
C	Alternating current
D	All these choices are correct

19. - T5B05

Which is equal to 500 milliwatts?

Select	Answer
A	0.5 watts
B	50 watts
C	0.02 watts
D	5 watts

20. - T5C06

What does the abbreviation “RF” mean?

Select	Answer
A	The resonant frequency of a tuned circuit
B	Reflective force in antenna transmission lines
C	Radio frequency signals of all types
D	The real frequency transmitted as opposed to the apparent frequency

21. - T5D07

What is the current in a circuit with an applied voltage of 120 volts and a resistance of 80 ohms?

Select	Answer
A	9600 amperes
B	1.5 amperes
C	200 amperes
D	0.667 amperes

22. - T6A01

What electrical component opposes the flow of current in a DC circuit?

Select	Answer
A	Transformer
B	Inductor
C	Inverter
D	Resistor

23. - T6B05

What type of transistor has a gate, drain, and source?

Select	Answer
A	Field-effect
B	Bipolar junction
C	Varistor
D	Tesla-effect

24. - T6C01

What is the name of an electrical wiring diagram that uses standard component symbols?

Select	Answer
A	Flow chart
B	Schematic
C	Connector pinout
D	Bill of materials

25. - T6D07

Which of the following is commonly used as a visual indicator?

Select	Answer
A	FET
B	LED
C	Bipolar transistor
D	Zener diode

26. - T7A11

Where is an RF preamplifier installed?

Select	Answer
A	At the output of the transmitter power amplifier
B	Between the transmitter and the antenna tuner
C	At the output of the receiver audio amplifier
D	Between the antenna and receiver

27. - T7B01

What can you do if you are told your FM handheld or mobile transceiver is over-deviating?

Select	Answer
A	Talk louder into the microphone
B	Change to a higher power level
C	Talk farther away from the microphone
D	Let the transceiver cool off

28. - T7C02

Which of the following is used to determine if an antenna is resonant at the desired operating frequency?

Select	Answer
A	A Q meter
B	An antenna analyzer
C	A frequency counter
D	A VTVM

29. - T7D10

What reading indicates that an ohmmeter is connected across a large, discharged capacitor?

Select	Answer
A	Increasing resistance with time
B	Steady full-scale reading
C	Decreasing resistance with time
D	Alternating between open and short circuit

30. - T8A02

What type of modulation is commonly used for VHF packet radio transmissions?

Select	Answer
A	PSK
B	FM or PM
C	AM
D	SSB

31. - T8B03

Which of the following are provided by satellite tracking programs?

Select	Answer
A	Maps showing the real-time position of the satellite track over Earth
B	The apparent frequency of the satellite transmission, including effects of Doppler shift
C	The time, azimuth, and elevation of the start, maximum altitude, and end of a pass
D	All these choices are correct

32. - T8C03

What operating activity involves contacting as many stations as possible during a specified period?

Select	Answer
A	Net operations
B	Public service events
C	Contesting
D	Simulated emergency exercises

33. - T8D05

Which of the following is an application of APRS?

Select	Answer
A	Providing voice over internet connection between repeaters
B	Providing information on the number of stations signed into a repeater
C	Showing automatically the number of packets transmitted via PACTOR during a specific time interval
D	Providing real-time tactical digital communications in conjunction with a map showing the locations of stations

34. - T9A12

What is an advantage of a 5/8 wavelength whip antenna for VHF or UHF mobile service?

Select	Answer
A	It has 10 times the power gain of a 1/4 wavelength whip
B	It eliminates distortion caused by reflected signals
C	It has more gain than a 1/4-wavelength antenna
D	It radiates at a very high angle

35. - T9B05

What happens as the frequency of a signal in coaxial cable is increased?

Select	Answer
A	The characteristic impedance decreases
B	The loss decreases
C	The loss increases
D	The characteristic impedance increases