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" ... give it a clear overfall free from the back or tail water. For any given ratio of the height of the tail water above the vertex of the notch, I would anticipate that the quantities flowing would still be, approximately at least, proportional to the... "
The Annual of Scientific Discovery, Or, Year-book of Facts in Science and Art - Seite 59
1860
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Report

British Association for the Advancement of Science - 1859
...for taking another element into account which often arises in practice; namely, the influence of back water on the flow of the water in the gauge, when,...height of the tail water above the vertex of the notch, to the height of the head water above the vertex of the notch, I would anticipate that the quantities...
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Hydraulic tables ... for finding the discharge of water from orifices [&c.].

John Neville (civil engineer.) - 1860
...taking another element into account which often arises in practice — namely, the influence of back water on the flow of the water in the gauge, when,...height of the tail water above the vertex of the notch to the height of head water above the vertex of the notch, I would anticipate that the quantities flowing...
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Hydraulic Tables, Coefficients & Formulae: For Finding the Discharge of ...

John Neville - 1861 - 455 Seiten
...taking another element into account which often arises in practice — namely, the influence of back water on the flow of the water in the gauge, when,...height of the tail water above the vertex of the notch to the height of head water above the vertex of the notch, I would anticipate that the quantities flowing...
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The Annual of Scientific Discovery: Or, Year-book of Facts in ..., Band 11

1867
...taking another element into account, which often arises in practice, namely, the influence of back water on the flow of the water in the gauge, when,...still be, approximately at least, proportional to the f power of the head as before, and a set of coefficients would have to be determined experimentally...
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Annual of Scientific Discovery: Or, Year-book of Facts in Science and Art ...

1867
...as before, and a set of coefficients would have to be determined experimentally for different ratios of the height of the tail water above the vertex of the notch. With the aid of the grant placed at my disposal by the Association at last year's meeting, for the...
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The practice of engineering field work, applied to land ..., Band 2

William Davis Haskoll - 1868
...STREAMS — FORMULA FOR TRIANGULAR NOTCHES. 73 found impracticable to dam up sufficiently high to give a clear overfall, free from the back or tail water....height of the tail water above the vertex of the notch to the height of head of water above the vertex of the notch, Professor Thomson would anticipate that...
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Land and marine surveying

William Davis Haskoll - 1868 - 184 Seiten
...the vertex of the notch to the height of headwater above the vertex of the notch, Professor Thomson would anticipate that the quantities flowing would...still be, approximately at least, proportional to the square root of the fifth power of the head as before. A set of co-efficients would have to be determined...
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The Annual of Scientific Discovery, Or, Year-book of Facts in Science and Art

1860
...as before, and a set of coefficients would have to be determined experimentally for different ratios of the height of the tail water above the vertex of the notch. With the aid of the grant placed at my disposal by the Association at last year's meeting, for the...
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Hydraulic Tables, Coefficients, and Formulae: For Finding the Discharge of ...

John Neville - 1875 - 494 Seiten
...taking another element into account which often arises in practice — namely, the influence of back water on the flow of the water in the gauge, when,...height of the tail water above the vertex of the notch to the height of head water above the vertex of the notch, I would anticipate that the quantities flowing...
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Land and Marine Surveying in Reference to the Preparation of Plans for Roads ...

William Davis Haskoll - 1886 - 230 Seiten
...the vertex of the notch to the height of headwater above the vertex of the notch, Professor Thomson would anticipate that the quantities flowing would...still be, approximately at least, proportional to the square root of the fifth power of the head as before. A set of co-efficients would have to be determined...
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