Stream Hydraulics Quiz
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Question 1 of 10
1. Question
1. True or False. The discipline of hydrology involves the determination of flow rates, flow amounts, their origin, and their frequency.
Hint
True. The discipline of hydrology involves the determination of flow rates, flow amounts, their origin, and their frequency.
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Question 2 of 10
2. Question
2. _______ involves the mechanics of the flow and its effect on bed, banks and structures of the stream
Hint
Hydraulics involves the mechanics of the flow and its effect on bed, banks and structures of the stream
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Question 3 of 10
3. Question
3. ______ is a function of many stream physical properties including bed sediment size, vegetation, channel sinuosity, channel irregularity, and suspended sediment load.
Hint
Roughness is a function of many stream physical properties including bed sediment size, vegetation, channel sinuosity, channel irregularity, and suspended sediment load.
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Question 4 of 10
4. Question
4. ______ is the distance between the channel bottom and the water surface.
Hint
Flow depth is the distance between the channel bottom and the water surface.
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Question 5 of 10
5. Question
5. ________ is a measure of the flow-carrying capacity of a cross section which is directly proportional to discharge.
Hint
Conveyance is a measure of the flow-carrying capacity of a cross section which is directly proportional to discharge.
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Question 6 of 10
6. Question
6. What represents the effect of gravity on the state of flow in a stream?
Hint
The Froude number represents the effect of gravity on the state of flow in a stream (Chow 1959).
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Question 7 of 10
7. Question
7. In a continuity equation Q=VA, when expressed what does the Q represent?
Hint
= quantity of flow (ft3/s)
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Question 8 of 10
8. Question
8. ________ is the horizontal force of flowing water per unit weight of water.
Hint
Specific force and Momentum flux are the horizontal force of flowing water per unit weight of water.
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Question 9 of 10
9. Question
9. True or False. Stream power is a geomorphology concept that is a measure of the available energy a stream has for moving sediment, rock, or woody material.
Hint
True. Stream power is a geomorphology concept that is a measure of the available energy a stream has for moving sediment, rock, or woody material.
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Question 10 of 10
10. Question
10. True or False. Normal depth calculation is one of the most commonly used analyses in stream restoration assessment and design.
Hint
True. Normal depth calculation is one of the most commonly used analyses in stream restoration assessment and design.