Properties of Fluids and Compressibility Quiz
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Questions and Answers

What does the coefficient of compressibility of a fluid represent?

  • The fractional change in volume or density corresponding to a change in pressure
  • The variation of density of a fluid with temperature at constant pressure
  • The inverse of the coefficient of volume expansion
  • The variation of pressure of a fluid with volume or density at constant temperature (correct)
  • Can the coefficient of compressibility of a fluid be negative?

  • Negative for gases, positive for liquids
  • No, it cannot be negative (correct)
  • It depends on the type of fluid
  • Yes, it can be negative
  • What is viscosity?

  • The resistance to flow in liquids only
  • The ability of a fluid to flow easily
  • The measure of a fluid's density
  • A measure of the stickiness or resistance to deformation of a fluid (correct)
  • What does the coefficient of volume expansion of a fluid represent?

    <p>The variation of the density of a fluid with temperature at constant pressure</p> Signup and view all the answers

    What is the difference between isothermal compressibility and coefficient of compressibility?

    <p>Isothermal compressibility represents the fractional change in volume or density corresponding to a change in pressure, while coefficient of compressibility represents the variation of pressure with volume or density at constant temperature.</p> Signup and view all the answers

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