Circulation in Physics Quiz
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Questions and Answers

What does circulation relate to in the context of a fluid velocity field?

  • Density and viscosity
  • Pressure and temperature
  • Curl and vorticity (correct)
  • Velocity and acceleration

    • According to Stokes' theorem, what is the flux of curl or vorticity vectors through a surface equal to?

  • The line integral across the surface
  • The gradient along the surface
  • The divergence within the surface
  • The circulation around its perimeter (correct)

    • In potential flow of a fluid with a region of vorticity, what do all closed curves that enclose the vorticity have?

  • An undefined value for circulation
  • Different values for circulation based on their size
  • No circulation around them
  • The same value for circulation (correct)

    • How are the closed integration path and the open surface related in the context of circulation?

    <p>The closed integration path is the boundary of an open surface</p> Signup and view all the answers

    What is the lift per unit span in fluid dynamics directly proportional to?

    <p>The circulation</p> Signup and view all the answers

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