Civil Engineering - Hydraulics - Discussion
Discussion Forum : Hydraulics - Section 4 (Q.No. 47)
47.
For the two dimensional flow, the stream function is given by ψ = 2xy. The velocity at a point (3, 4) is
Discussion:
15 comments Page 2 of 2.
Yatu said:
7 years ago
How it's become 10?
Nayan said:
8 years ago
Differentiate the stream function with X and Y and get value of u and v.
Arya said:
8 years ago
How will find velocity. I got the value of u & v?
Uday said:
8 years ago
How it will?
Please explain briefly.
Please explain briefly.
Mahendra said:
1 decade ago
u = dy/dx = 2y = 2*4 = 8.
v = dy/dy = 2x = 2*3 = 6.
|v| = (8^2+6^2)^1/2 = 10.
v = dy/dy = 2x = 2*3 = 6.
|v| = (8^2+6^2)^1/2 = 10.
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