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Question 6483
NEET Physics · Hard

Mechanical Properties of Fluids: Reynolds Number MCQ

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Reynolds NumberHardQuestion 6483

Question

Reynolds number Re = ρvd/η. It is:
  1. A
    Ratio of inertial to viscous forces
    Correct
  2. B
    Ratio of pressure to viscous forces
  3. C
    Ratio of buoyancy to gravity
  4. D
    Ratio of surface tension to viscosity

Correct answer

Ratio of inertial to viscous forces

Explanation

Re = inertial forces / viscous forces = ρvL/η.

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