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Velocity gradient

  • Thread starter hotjohn
  • Start date
  • #1
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1

Homework Statement


why the velocity gradient is given by the formula u(y) = y(V) / l , why not V / l ?

Homework Equations




The Attempt at a Solution

 

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Answers and Replies

  • #2
BvU
Science Advisor
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Where does it say so ?
 
  • #3
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The equation you wrote is for the velocity, not the velocity gradient. What do you get if you differentiate your equation for u with respect to y?
 

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