Chapter 3 Ultrasound Physics

64 Questions | Total Attempts: 4010

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Chapter 3 Ultrasound Physics

Ultrasound physics quiz chapter 3


Questions and Answers
  • 1. 
    Describe A
    • A. 

      Intensity

    • B. 

      Amplitude

    • C. 

      Frequency

    • D. 

      Power

    • E. 

      Period

  • 2. 
    What is the typical value for period?
    • A. 

      0.1-0.5 microseconds

    • B. 

      0.1-0.5 seconds

    • C. 

      0.1-0.5 microhetz

    • D. 

      0.2-1 cm

  • 3. 
    Concentration of the energy of a sound beam
    • A. 

      Intensity

    • B. 

      Amplitude

    • C. 

      Frequency

    • D. 

      Power

    • E. 

      Period

  • 4. 
    The distance that a sound wave travel through a medium in a second
    • A. 

      Amplitude

    • B. 

      Speed

    • C. 

      Power

    • D. 

      Intensity

    • E. 

      Density

  • 5. 
    Number of particular eventts that occur in a specific duration of time
    • A. 

      Power

    • B. 

      Wavelength

    • C. 

      Frequency

    • D. 

      Amplitude

    • E. 

      Intensity

  • 6. 
    What is the unit for period?
    • A. 

      Hertz

    • B. 

      Cm

    • C. 

      Seconds

    • D. 

      Pascals

  • 7. 
    Rate of energy transfer or rate at which work is performed
    • A. 

      Intensity

    • B. 

      Amplitude

    • C. 

      Frequency

    • D. 

      Power

    • E. 

      Period

  • 8. 
    Period is determined by
    • A. 

      Sound source

    • B. 

      Medium

    • C. 

      Both

  • 9. 
    The time it takes a wave to vibrate a single cycle, or time from the start of a cycle to the start of the next cycle
    • A. 

      Period

    • B. 

      Frequency

    • C. 

      Wavelength

    • D. 

      Speed

    • E. 

      Power

  • 10. 
    Describe D
    • A. 

      Intensity

    • B. 

      Amplitude

    • C. 

      Frequency

    • D. 

      Wavelength

    • E. 

      Power

  • 11. 
    Sound that cannot be heard
    • A. 

      20,000 Hz

    • B. 

    • C. 

      More than 20MKz

    • D. 

      >20Hz

  • 12. 
    Whats is the unit for frequency
    • A. 

      Pascals

    • B. 

      Miles

    • C. 

      Seconds

    • D. 

      Hertz

  • 13. 
    What is the typical value for frequency?
    • A. 

      10MHz-20MHz

    • B. 

      2 million - 10 million cm

    • C. 

      2 million to 10 million secons

    • D. 

      2Hz-10Hz

    • E. 

      2MHz-10Mhz

  • 14. 
    What is the relationship between frequency and resolution
    • A. 

      Direct

    • B. 

      Inverse

    • C. 

      None

  • 15. 
    Frequency is determined by?
    • A. 

      Sound source

    • B. 

      Medium

    • C. 

      Both

  • 16. 
    Is frequency adjustable?
    • A. 

      Yes

    • B. 

      No

  • 17. 
    What is the typical value of amplitude
    • A. 

      Distance, density, cm

    • B. 

      Pressure, distance, pascals

    • C. 

      Density, pressure, volume

    • D. 

      Pressure, density, distance

  • 18. 
    Is period adjustable?
    • A. 

      Yes

    • B. 

      No

  • 19. 
    The lower the frequency the lower the pentration
    • A. 

      True

    • B. 

      False

  • 20. 
    Ultrasound
    • A. 

      >20,000Hz

    • B. 

      20,000 Hz

    • C. 

      >20Hz

    • D. 

      More than 20MKz

  • 21. 
    What is the relationship between frequency and penatration?
    • A. 

      Direct

    • B. 

      Inverse

    • C. 

      None

  • 22. 
    What is the relationship between period and frequency
    • A. 

      Direct

    • B. 

      Inverse

    • C. 

      None

    • D. 

      Reciprocal

  • 23. 
    Amplitude is determined by
    • A. 

      Sound source

    • B. 

      Medium

    • C. 

      Both

  • 24. 
    Audible sound
    • A. 

      20kHz

    • B. 

      20Hz-20kHz

    • C. 

      20,000 Hz

    • D. 

      >20Hz

  • 25. 
    As resolution increase frequency increases
    • A. 

      True

    • B. 

      False

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