Practice Exam

T0B05

1. What is the purpose of a safety wire through a turnbuckle used to tension guy lines?

• A. Provide a ground path for lightning strikes
• B. Secure the guy line if the turnbuckle breaks
• C. Prevent loosening of the turnbuckle from vibration
• D. Provide an ability to measure for proper tensioning

T7D06

2. Which of the following can damage a multimeter?

• A. Attempting to measure resistance using the voltage setting
• B. Attempting to measure voltage when using the resistance setting
• C. Not allowing it to warm up properly
• D. Failing to connect one of the probes to ground

T8A11

3. What is the approximate bandwidth required to transmit a CW signal?

• A. 1000 Hz
• B. 2.4 kHz
• C. 150 Hz
• D. 15 kHz

T7A08

4. Which of the following describes combining speech with an RF carrier signal?

• A. Modulation
• B. Impedance matching
• C. Low-pass filtering
• D. Oscillation

T1B01

5. Which of the following frequency ranges are available for phone operation by Technician licensees?

• A. 28.050 MHz to 28.150 MHz
• B. 28.100 MHz to 28.300 MHz
• C. 28.300 MHz to 28.500 MHz
• D. 28.500 MHz to 28.600 MHz

T7C11

6. What is a disadvantage of air core coaxial cable when compared to foam or solid dielectric types?

• A. It has more loss per foot
• B. It cannot be used for VHF or UHF antennas
• C. It requires special techniques to prevent moisture in the cable
• D. It cannot be used at below freezing temperatures

T6B05

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

• A. Varistor
• B. Bipolar junction
• C. Field-effect
• D. Tesla-effect

T2C02

8. Which of the following are typical duties of a Net Control Station?

• A. Call the net to order and direct communications between stations checking in
• B. Choose the regular net meeting time and frequency
• C. Ensure that all stations checking into the net are properly licensed for operation on the net frequency
• D. All these choices are correct

T8D08

9. Which of the following is included in packet radio transmissions?

• A. A header that contains the call sign of the station to which the information is being sent
• B. Automatic repeat request in case of error
• C. A check sum that permits error detection
• D. All these choices are correct

T8B04

10. What mode of transmission is commonly used by amateur radio satellites?

• A. SSB
• B. All these choices are correct
• C. CW/data
• D. FM

T6D10

11. What is the function of component 2 in figure T-1?

• A. Give off light when current flows through it
• B. Convert electrical energy into radio waves
• C. Control the flow of current
• D. Supply electrical energy

T6A11

12. Which of the following battery chemistries is not rechargeable?

• A. Nickel-cadmium
• B. Lead-acid
• C. Carbon-zinc
• D. Lithium-ion

T4B08

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

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

T1C10

14. How soon after passing the examination for your first amateur radio license may you transmit on the amateur radio bands?

• A. As soon as your operator/station license grant appears on the ARRL website
• B. Immediately on receiving your Certificate of Successful Completion of Examination (CSCE)
• C. As soon as your operator/station license grant appears in the FCC's license database
• D. As soon as you receive your license in the mail from the FCC

T9A09

15. What is the approximate length, in inches, of a half-wavelength 6 meter dipole antenna?

• A. 236
• B. 6
• C. 112
• D. 50

T5D12

16. What is the voltage across a 10-ohm resistor if a current of 2 amperes flows through it?

• A. 20 volts
• B. 0.2 volts
• C. 8 volts
• D. 12 volts

T3B03

17. What are the two components of a radio wave?

• A. Impedance and reactance
• B. Ionizing and non-ionizing radiation
• C. Voltage and current
• D. Electric and magnetic fields

T2B01

18. How is a VHF/UHF transceiver's "reverse" function used?

• A. To increase power output
• B. To listen on a repeater's output frequency
• C. To listen on a repeater's input frequency
• D. To reduce power output

T1F04

19. What language may you use for identification when operating in a phone sub-band?

• A. Any language recognized by the ITU
• B. English, French, or Spanish
• C. English
• D. Any language recognized by the United Nations

T5B01

20. How many milliamperes is 1.5 amperes?

• A. 15,000 milliamperes
• B. 1500 milliamperes
• C. 150 milliamperes
• D. 15 milliamperes

T1A09

21. Who selects a Frequency Coordinator?

• A. The local chapter of the Office of National Council of Independent Frequency Coordinators
• B. Amateur operators in a local or regional area whose stations are eligible to be repeater or auxiliary stations
• C. FCC Regional Field Office
• D. The FCC Office of Spectrum Management and Coordination Policy

T0A08

22. Where should a fuse or circuit breaker be installed in a 120V AC power circuit?

• A. In series with the hot and neutral conductors
• B. In parallel with the hot and neutral conductors
• C. In series with the hot conductor only
• D. In parallel with the hot conductor only

T2A02

23. What is the national calling frequency for FM simplex operations in the 2 meter band?

• A. 145.000 MHz
• B. 432.100 MHz
• C. 446.000 MHz
• D. 146.520 MHz

T5C09

24. How much power is delivered by a voltage of 13.8 volts DC and a current of 10 amperes?

• A. 0.7 watts
• B. 138 watts
• C. 23.8 watts
• D. 3.8 watts

T7B06

25. Which of the following actions should you take if a neighbor tells you that your station's transmissions are interfering with their radio or TV reception?

• A. Install a harmonic doubler on the output of your transmitter and tune it until the interference is eliminated
• B. Immediately turn off your transmitter and contact the nearest FCC office for assistance
• C. All these choices are correct
• D. Make sure that your station is functioning properly and that it does not cause interference to your own radio or television when it is tuned to the same channel

T8C01

26. Which of the following methods is used to locate sources of noise interference or jamming?

• A. Phase locking
• B. Echolocation
• C. Doppler radar
• D. Radio direction finding

T0C07

27. What hazard is created by touching an antenna during a transmission?

• A. RF burn to skin
• B. Radiation poisoning
• C. All these choices are correct
• D. Electrocution

T3A01

28. Why do VHF signal strengths sometimes vary greatly when the antenna is moved only a few feet?

• A. The signal path encounters different concentrations of water vapor
• B. VHF ionospheric propagation is very sensitive to path length
• C. All these choices are correct
• D. Multipath propagation cancels or reinforces signals

T1E09

29. Which of the following are required for remote control operation?

• A. All these choices are correct
• B. The control operator must indirectly manipulate the controls
• C. A control operator is required at all times
• D. The control operator must be at the control point

T4A12

30. What is an electronic keyer?

• A. A device for switching antennas from transmit to receive
• B. An interlock to prevent unauthorized use of a radio
• C. A device for voice activated switching from receive to transmit
• D. A device that assists in manual sending of Morse code

T9B01

31. What is a benefit of low SWR?

• A. Reduced television interference
• B. Reduced signal loss
• C. Less antenna wear
• D. All these choices are correct

T1D08

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

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

T5A08

33. Which of the following is a good electrical insulator?

• A. Glass
• B. Aluminum
• C. Copper
• D. Mercury

T6C06

34. What is component 6 in figure T-2?

• A. Capacitor
• B. Transistor
• C. Regulator IC
• D. Resistor

T3C04

35. Which of the following types of propagation is most commonly associated with occasional strong signals on the 10, 6, and 2 meter bands from beyond the radio horizon?

• A. Gray-line propagation
• B. Backscatter
• C. Sporadic E
• D. D region absorption