Civil Engineering - GATE Exam Questions - Discussion
Discussion Forum : GATE Exam Questions - Section 1 (Q.No. 24)
24.
X-component of velocity in a 2-D incompressible flow is given by u = y2 + 4 xy. If Y-com-ponent of velocity 'v' equals zero at y = 0, the expression for 'v' is given by
Discussion:
12 comments Page 2 of 2.
Dileep Barnwal said:
1 decade ago
Velocity scalar function dQ/dx = u = dW/dY velocity stream function.
=> W=y*y*y/3 + 2xy*y.
Also, dQ/dY = v = -dW/dX = -2y*y.
Option C is correct.
=> W=y*y*y/3 + 2xy*y.
Also, dQ/dY = v = -dW/dX = -2y*y.
Option C is correct.
Divya joshy said:
1 decade ago
Sum of partial derivative of you with respect to x and partial derivative of v with respect to y is zero for incompressible flow of fluid.
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