Acoustic Power and Intensity Quiz
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Questions and Answers

What is the unit for measuring acoustic energy?

  • Watt per square centimeter
  • Joule (correct)
  • Watt
  • Watt per square meter

    • Which quantity is the rate at which ultrasound energy is applied to a specific tissue location?

  • Pressure amplitude
  • Energy
  • Intensity (correct)
  • Power

    • In what units is intensity expressed?

  • Joules per second
  • Joules
  • Watts per square meter (correct)
  • Watts

    • What is the relationship between intensity and power?

    <p>Power affects intensity</p> Signup and view all the answers

    Where is the intensity greatest within an ultrasound beam?

    <p>In the center of the beam</p> Signup and view all the answers

    How does intensity vary in a pulsed ultrasound beam?

    <p>It varies temporally and spatially</p> Signup and view all the answers

    What determines the intensity in most ultrasound systems?

    <p>The pulse rate</p> Signup and view all the answers

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