The Field Engineer: A Handy Book of Practice in the Survey, Location, and Trackwork of Railroads; Containing ... Rules and Tables ... Applicable to ... the Standard and the Narrow Gauge ...D. van Nostrand, 1880 - 318 páginas |
Dentro del libro
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Página ix
... Divided by . Equal to . . Since , or seeing that . .. Hence , or therefore . Indicates the quotient of one divided by the other of the quantities it connects , called sometimes the ratio of the quan- tities . :: Indicates an equality of ...
... Divided by . Equal to . . Since , or seeing that . .. Hence , or therefore . Indicates the quotient of one divided by the other of the quantities it connects , called sometimes the ratio of the quan- tities . :: Indicates an equality of ...
Página 4
... divided by the index of the root . 6. The preceding principles enable us to abridge labor in arithmetical calculations , by using simple addition and sub- traction instead of multiplication and division . II . MANNER OF USING THE TABLES ...
... divided by the index of the root . 6. The preceding principles enable us to abridge labor in arithmetical calculations , by using simple addition and sub- traction instead of multiplication and division . II . MANNER OF USING THE TABLES ...
Página 11
... divided into 360 equal parts called degrees ; 90 of these parts are included in a quadrant , which includes one - quarter of the circle , and is the measure of a right angle . Each degree is further divided into 60 equal parts called ...
... divided into 360 equal parts called degrees ; 90 of these parts are included in a quadrant , which includes one - quarter of the circle , and is the measure of a right angle . Each degree is further divided into 60 equal parts called ...
Página 12
... divided by that radius . IV . NATURAL SINES , ETC. 1. Natural sines , cosines , tangents , or cotangents are those which are referred to a radius of 1. They may be used for all the purposes of trigonometrical computation ; but it is ...
... divided by that radius . IV . NATURAL SINES , ETC. 1. Natural sines , cosines , tangents , or cotangents are those which are referred to a radius of 1. They may be used for all the purposes of trigonometrical computation ; but it is ...
Página 18
... divided into two , each of which falls under the first case . Or they may be solved by the simpler methods applica- ble to right - angled triangles . Second Method . 7. Find any one of the angles by means of proposition 6 , and the ...
... divided into two , each of which falls under the first case . Or they may be solved by the simpler methods applica- ble to right - angled triangles . Second Method . 7. Find any one of the angles by means of proposition 6 , and the ...
Otras ediciones - Ver todas
The Field Engineer: A Handy Book of Practice in the Survey, Location and ... William F. Shunk Sin vista previa disponible - 2008 |
The Field Engineer: A Handy Book of Practice in the Survey, Location, and ... William Findlay Shunk Sin vista previa disponible - 2017 |
Términos y frases comunes
100 feet long 100-feet chords adjustment apex distance called central angle column Cosine 1 Sine Cotang cross-hair Cube Roots decimals deflection distance degree of curvature DEGREE OF CURVE Diff divided elevation engineer equal Example feet figure fixed foregoing frog angle Full Gauge gauge of track gauge side gent ground index angle instrument intersection angle length of switch-rail located logarithm M.
M. I Sine Main frog dist mantissa mark measure method middle frog middle ordinate middle point minutes Multiply observation outer rail parallel perpendicular quotient radii radius range Reciprocals REVERSED CURVE right triangle screws slope Square Roots standard gauge straight line sub-chord subtended Subtract Suppose Table XVI tabular tance Tang tangent A B tangential angle tangential distance telescope terminal tangent tion toe of switch Trigonometry turnout curve vernier versin vertical ΙΟ ΤΑΝ
Pasajes populares
Página 18 - ... the square of the hypothenuse is equal to the sum of the squares of the other two sides.
Página 4 - The logarithm of any power of a number is equal to the logarithm of the number multiplied by the exponent of the power.
Página 11 - ... is supposed to be divided into 60 equal parts, called minutes; and each minute into 60 equal parts, called seconds. Degrees, minutes, and seconds, are designated respectively, by the characters ° ' ". For example, ten degrees, eighteen minutes, and fourteen seconds, would be written 10° 18
Página 4 - The logarithm of the product of two numbers is equal to the sum of the logarithms of the numbers. log» MN = log» M + log