Navedtra 144182, Neets, Module 10

5 Questions | Attempts: 345
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Module Quizzes & Trivia

--INTRODUCTION TO WAVE PROPAGATION, TRANSMISSION LINES, AND ANTENNAS--


Questions and Answers
  • 1. 
    What is the major advantage of telegraph over earlier methods?
    • A. 

      Data size

    • B. 

      Range

    • C. 

      Frequency

  • 2. 
    Radio waves travel at what speed?
    • A. 

      Speed of light

    • B. 

      Speed of sound

    • C. 

      Sonic sound

  • 3. 
    Radio waves are felt by:
    • A. 

      Sight

    • B. 

      Touch

    • C. 

      Heard

    • D. 

      Non of the above

  • 4. 
    Medium is the term used for the vehicle through which a wave travels from point to point.
    • A. 

      True

    • B. 

      False

  • 5. 
    The reception of an AM-band radio signal over mountains can be explained by which of the following principles of wave propogation?
    • A. 

      Diffraction

    • B. 

      Refraction

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