5. When depth of flow is more than critical depth, it is called as: a) Supercritical flow b) Subcritical flow 6. Vena contracta is the point in a fluid stream. Which of the following conditions are true for Vena contracta: a) Subcritical depth b) Diameter of stream is least c) Velocity is maximum 7. Lacey's theory is applicable to: a) Rigid boundary channels carrying sediment-laden water b) Loose boundary channels carrying sediment-laden water c) Loose boundary channels carrying sediment free water

5. When depth of flow is more than critical depth, it is called as: a) Supercritical flow b) Subcritical flow 6. Vena contracta is the point in a fluid stream. Which of the following conditions are true for Vena contracta: a) Subcritical depth b) Diameter of stream is least c) Velocity is maximum 7. Lacey's theory is applicable to: a) Rigid boundary channels carrying sediment-laden water b) Loose boundary channels carrying sediment-laden water c) Loose boundary channels carrying sediment free water

Structural Analysis

6th Edition

ISBN:9781337630931

Author:KASSIMALI, Aslam.

Publisher:KASSIMALI, Aslam.

Chapter2: Loads On Structures

Section: Chapter Questions

Problem 1P

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Question

5. When depth of flow is more than critical depth, it is called as:
a) Supercritical flow
b) Subcritical flow
6. Vena contracta is the point in a fluid stream. Which of the following conditions are
true for Vena contracta:
a) Subcritical depth
b) Diameter of stream is least
c) Velocity is maximum
7. Lacey's theory is applicable to:
a) Rigid boundary channels carrying sediment-laden water
b) Loose boundary channels carrying sediment-laden water
c) Loose boundary channels carrying sediment free water

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