Mechanical Engineering - Hydraulics and Fluid Mechanics - Discussion

Discussion Forum : Hydraulics and Fluid Mechanics - Section 5 (Q.No. 7)
7.
A jet of water discharging from a 40 mm diameter orifice has a diameter of 32 mm at its vena contracta. The coefficient of contraction is
0.46
0.64
0.78
0.87
Answer: Option
Explanation:
No answer description is available. Let's discuss.
Discussion:
11 comments Page 2 of 2.

Golla lakshmanna said:   7 years ago
Cc = Ac/A .
Ac = (π/4)d*2 = (3.14/4)*(32*32),
A = (π/4)d*2=(3.14/4)*(40*40),
Cc = 0.64.


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