Coal Miners' Pocketbook: Formerly The Coal and Metal Miners' Pocketbook; Principles, Rules, Formulas and TablesMcGraw-Hill Book Company, Incorporated, 1916 - 1172 páginas |
Dentro del libro
Resultados 1-5 de 100
Página xii
... Pressure of Liquids on Surfaces , 3 To Find Pressure Exerted by Quiet Water Against Side of Gangwa Heading , 304 ; Pressure Against Dams , Etc. , 304 ; Distribution Pressure , 304 ; Transmission of Pressure Through Water , 305 ; Find ...
... Pressure of Liquids on Surfaces , 3 To Find Pressure Exerted by Quiet Water Against Side of Gangwa Heading , 304 ; Pressure Against Dams , Etc. , 304 ; Distribution Pressure , 304 ; Transmission of Pressure Through Water , 305 ; Find ...
Página xxii
... Pressure , 838 ; Measurement of Atmospheric Pressure , 838 ; Equivalent Heights of Columns of Air , Water , and Mercury , Table , 838 ; Corresponding Mercury and Air Columns , and Pressure per Square Foot for Each Inch of Water Column ...
... Pressure , 838 ; Measurement of Atmospheric Pressure , 838 ; Equivalent Heights of Columns of Air , Water , and Mercury , Table , 838 ; Corresponding Mercury and Air Columns , and Pressure per Square Foot for Each Inch of Water Column ...
Página 159
... pressure between the surfaces . is independent of the extent of the surfaces in contact as long as the normal pressure remains the same . It is generally greater between surfaces of the same material than between those of different ...
... pressure between the surfaces . is independent of the extent of the surfaces in contact as long as the normal pressure remains the same . It is generally greater between surfaces of the same material than between those of different ...
Página 174
... pressure p and the dimensions of the cylinder are given . EXAMPLE . What should be the thickness of walls of a cast - iron water pipe , inside diameter 24 in . , to resist a water pressure of 200 lb. per sq . in . , using a unit working ...
... pressure p and the dimensions of the cylinder are given . EXAMPLE . What should be the thickness of walls of a cast - iron water pipe , inside diameter 24 in . , to resist a water pressure of 200 lb. per sq . in . , using a unit working ...
Página 303
... Pressure of Liquids on Surfaces . - The general law governing the pressure of liquids on surfaces is as follows : Law . - The pressure of a liquid on any surface immersed in it is equal to the weight of a column of the liquid whose base ...
... Pressure of Liquids on Surfaces . - The general law governing the pressure of liquids on surfaces is as follows : Law . - The pressure of a liquid on any surface immersed in it is equal to the weight of a column of the liquid whose base ...
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Otras ediciones - Ver todas
Coal Miners' Pocketbook, Formerly the Coal and Metal Miners' Pocketbook ... Thomas J. Foster Sin vista previa disponible - 2012 |
Términos y frases comunes
amount angle anthracite armature average beam bending bituminous coal boiler bottom British thermal units carbon cars cement center of gravity circuit coal coke column combustion compression concrete cubic curve cylinder diameter distance drill driven electromotive force elevation engine entry equal factor of safety feet formula friction frog fuel gauge given grade haulage head heat hoisting rope holes horizontal horsepower Inches iron length lime load lubrication mantissa material mean effective pressure measured method mines mixture moment of inertia mortar motor obtained pillars pipe piston placed plumb-bob Portland cement Pounds pressure pulley pump radius rail resistance sand seam shaft shear sheaves shown in Fig side slope specific gravity square station steam steel strands strength stress surface switch tangent temperature tests thickness timber track usually valve vertical weight wire
Pasajes populares
Página 3 - SQUARE MEASURE 144 square inches (sq. in.) = 1 square foot (sq. ft.) 9 square feet — 1 square yard (sq.
Página 456 - Z is the space between the piston and the cylinder head (when the piston is at the end of the stroke), toi,-i 8 gether with the volume of the steam ports.
Página 412 - Pi = pressure of steam at discharge, in pounds per square inch; L = length of pipe, in feet; d = diameter of pipe, in inches. In...
Página 204 - This term is applied to the finely pulverized product resulting from the calcination to incipient fusion of an intimate mixture of properly proportioned argillaceous and calcareous materials, and to which no addition greater than 3 per cent has been made subsequent to calcination.
Página 6 - Cubic Measure 1728 cubic inches (cu. in.) =1 cubic foot (cu. ft.) 27 cubic feet = 1 cubic yard (cu. yd.) 128 cubic feet = 1 cord (cd...
Página 34 - Rule. — Divide the logarithm of the number by the index of the root; the result will be the logarithm of the root.
Página 36 - If two triangles have two sides, and the included angle of the one equal to two sides and the included angle of the other, each to each, the two triangles are equal in all respects.
Página 149 - The power multiplied by the distance through which it moves is equal to the weight multiplied by the distance through which it moves. Thus, 20 Ib.
Página 37 - The sum of the interior angles of a polygon is equal to twice as many right angles as the polygon has sides, less four right angles.
Página 303 - The pressure of a liquid on any surface immersed in it is equal to the weight of a column of the liquid whose base is the surface pressed, and whose height is the perpendicular depth of the center of gravity of the surface below the surface of the liquid.