Engineering Board Exam Reviewer · Fluid Mechanics · easy

The point of minimum area of a jet issuing from an orifice is called the:

1. Throat
2. Stagnation point
3. Hydraulic jump
4. Vena contracta

Answer

D. Vena contracta

Solution

The coefficient of contraction Cc = Ajet/Aorifice 0.62 for a sharp-edged orifice.

More Fluid Mechanics questions

1. A venturi meter is used to measure:
2. A Pitot tube is used to measure:
3. The terms in Bernoulli's equation P/ , V2/2g and z represent, respectively:
4. Which of the following is NOT an assumption of the basic Bernoulli equation?
5. Bernoulli's equation is based on the principle of conservation of:
6. The continuity equation is based on the principle of conservation of:
7. Flow in a circular pipe is generally considered laminar when the Reynolds number is less than about:
8. The Mach number is the ratio of:
9. The Froude number is the ratio of:
10. The Reynolds number is the ratio of:

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