Solution Found!
For flow over a plate, the variation of velocity with
Chapter 2, Problem 69P(choose chapter or problem)
QUESTION:
Problem 69P
For flow over a plate, the variation of velocity with vertical distance y from the plate is given as u(y) = ay – by2where a and b are constants. Obtain a relation for the wall shear stress in terms ofa, b, andµ.
Questions & Answers
QUESTION:
Problem 69P
For flow over a plate, the variation of velocity with vertical distance y from the plate is given as u(y) = ay – by2where a and b are constants. Obtain a relation for the wall shear stress in terms ofa, b, andµ.
ANSWER:
Step 1
The shear stress is given by
Here is the coefficient of viscosity.
as a function of is given in this question, we have to find out .