The Field Engineer: A Handy Book of Practice in the Survey, Location, and Track-work of Railroads; Containing a Large Collection of Rules and Tables, Original and Selected, Applicable to Both the Standard and the Narrow Gauge, and Prepared with Special Reference to the Wants of the Young EngineerD. Van Nostrand Company, 1890 - 339 páginas |
Dentro del libro
Resultados 1-5 de 74
Página v
... Logarithms , and propositions relating to the circle , are tools of the craft in constant use ; ready han- dling of them is an indispensable condition of excellence . Be not discouraged by obscurities and difficulties at the outset ...
... Logarithms , and propositions relating to the circle , are tools of the craft in constant use ; ready han- dling of them is an indispensable condition of excellence . Be not discouraged by obscurities and difficulties at the outset ...
Página 1
... and Selected, Applicable to Both the Standard and the Narrow Gauge, and Prepared with Special Reference to the Wants William Findlay Shunk. LOGARITHMS . I.-II. LOGARITHMS . I. DEFINITIONS AND PRINCIPLES . 1. THE logarithm.
... and Selected, Applicable to Both the Standard and the Narrow Gauge, and Prepared with Special Reference to the Wants William Findlay Shunk. LOGARITHMS . I.-II. LOGARITHMS . I. DEFINITIONS AND PRINCIPLES . 1. THE logarithm.
Página 3
... logarithm of a number is the exponent of the power to which it is necessary to raise a fixed number to produce the ... logarithm of any power of 10 is equal to the exponent of that power . If , therefore , a number is an exact power of ...
... logarithm of a number is the exponent of the power to which it is necessary to raise a fixed number to produce the ... logarithm of any power of 10 is equal to the exponent of that power . If , therefore , a number is an exact power of ...
Página 4
... logarithm lies be- tween 1 and 2 , as does the logarithm of 74 . 5. The logarithm of the product of two numbers is equal to the sum of the logarithms of the numbers . The logarithm of a quotient is equal the logarithm of the dividend ...
... logarithm lies be- tween 1 and 2 , as does the logarithm of 74 . 5. The logarithm of the product of two numbers is equal to the sum of the logarithms of the numbers . The logarithm of a quotient is equal the logarithm of the dividend ...
Otras ediciones - Ver todas
Términos y frases comunes
A. D. MIN adjustment apex distance backsight called central angle CHORD column Cosine 1 Sine cross-hair Cube Roots decimal deflection distance degree of curvature degree of curve Diff divided engineer equal error Example feet figure fixed FOOD foregoing formation slope frog angle gauge of track gauge side ground Hence inches index angle instrument height intersection angle located logarithm Main frog dist mantissa mark measure method metres metric curve middle frog middle ordinate middle point minutes multiplied natural sine number corresponding observation opposite outer rail parallel perpendicular plane triangle Polaris quotient radii radius range REVERSED CURVE rule Sine 1 Cotang Square Roots sub-chord subtended Subtract Suppose switch-rail Table XVI tabular tance Tang tangential angle tangential distance telescope terminal tangent tion toe of switch transitman Trigonometry turnout curve vernier vertical ΙΟ