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HAM RADIO EXAM (LEVEL 1) QUESTIONS & ANSWERS
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HAM RADIO EXAM (LEVEL 1) QUESTIONS & ANSWERS
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HAM RADIO EXAM (LEVEL 1) QUESTIONS &ANSWERS
Which of the following electronic components can amplify signals? - Answers-
Transistor
Which of the following is an accepted practice for an amateur operator who has
checked into a net? - Answers- Remain on frequency without transmitting until asked to
do so by the net control station.
What property of radio waves is often used to identify the different frequency bands? -
Answers- The approximate wavelength
What is component 9 in figure T2? - Answers- variable resistor
What health hazard is presented by electrical current flowing through the body? -
Answers- It may cause involuntary muscle contractions
It may disrupt the electrical functions of cells All of these choices are correct
It may cause injury by heating tissue
Which of the following are provided by satellite tracking programs? - Answers- The
time, azimuth, and elevation of the start, maximum altitude, and end of a pass
All of these choices are correct
Maps showing the real-time position of the satellite track over the earth
The apparent frequency of the satellite transmission, including effects of Doppler shift
What does the abbreviation "RF" refer to? - Answers- Radio frequency signals of all
types
Which of the following is combined with an inductor to make a tuned circuit? - Answers-
Capacitor
Which of the following is equal to 500 milliwatts? - Answers- 0.5 watts
What type of tones are used to control repeaters linked by the Internet Relay Linking
Project (IRLP) protocol? - Answers- DTMF
How soon after passing the examination for your first amateur radio license may you
operate a transmitter on an Amateur Radio Service frequency? - Answers- As soon as
your operator/station license grant appears in the FCC's license database
What is the voltage across a 2-ohm resistor if a current of 0.5 amperes flows through it?
- Answers- 1 volt
, From which of the following locations may an FCC-licensed amateur station transmit? -
Answers- From any vessel or craft located in international waters and documented or
registered in the United States
How many operator/primary station license grants may be held by any one person? -
Answers- One
What information is contained in the preamble of a formal traffic message? - Answers-
The information needed to track the message
What are the names of the two electrodes of a diode? - Answers- Anode and cathode
What electrical parameter is controlled by a potentiometer? - Answers- Resistance
What does the term "traffic" refer to in net operation? - Answers- Formal messages
exchanged by net stations
How fast does a radio wave travel through free space? - Answers- At the speed of light
In general, what happens as the frequency of a signal passing through coaxial cable is
increased? - Answers- The loss increases
Which of the following precautions should be taken when measuring circuit resistance
with an ohmmeter? - Answers- Ensure that the circuit is not powered
What is the gain of an antenna? - Answers- The increase in signal strength in a
specified direction when compared to a reference antenna
What is the electrical term for the electromotive force (EMF) that causes electron flow? -
Answers- Voltage
What is the amount of change, measured in decibels (dB), of a power increase from 20
watts to 200 watts? - Answers- 10 dB
What is the resistance of a circuit that draws 4 amperes from a 12-volt source? -
Answers- 3 ohms
What type of component is often used as an adjustable volume control? - Answers-
Potentiometer
What term describes the use of a sub-audible tone transmitted along with normal voice
audio to open the squelch of a receiver? - Answers- CTCSS
What is the voltage across a 10-ohm resistor if a current of 1 ampere flows through it? -
Answers- 10 volts
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