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 |
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Página ix
... Multiplied by . 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 ...
... Multiplied by . 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 ...
Página 3
... multiplied by itself in order to produce any given number . The fixed number is called the base of the system . In the common system , this base is 10 . It follows from the above , that the logarithm of any power of 10 is equal to the ...
... multiplied by itself in order to produce any given number . The fixed number is called the base of the system . In the common system , this base is 10 . It follows from the above , that the logarithm of any power of 10 is equal to the ...
Página 4
... multiplied by the exponent of the power . The logarithm of any root of a number is equal to the loga- rithm of the number divided by the index of the root . 6. The preceding principles enable us to abridge labor in arithmetical ...
... multiplied by the exponent of the power . The logarithm of any root of a number is equal to the loga- rithm of the number divided by the index of the root . 6. The preceding principles enable us to abridge labor in arithmetical ...
Página 5
... multiply this by the decimal part , and add the product to the mantissa just found . The principle employed is that the differences of numbers are proportional to the differences of their logarithms , when these differences are small ...
... multiply this by the decimal part , and add the product to the mantissa just found . The principle employed is that the differences of numbers are proportional to the differences of their logarithms , when these differences are small ...
Página 7
... Multiply 358884 by 5672 , and divide the product by 89721 . Operation . Log . 358884 5.554954 Log . 5672 3.753736 ( a . c . ) Log . 89721 5.047106 4.355796 = log . 22688 , the result . The operation of subtracting 10 is performed ...
... Multiply 358884 by 5672 , and divide the product by 89721 . Operation . Log . 358884 5.554954 Log . 5672 3.753736 ( a . c . ) Log . 89721 5.047106 4.355796 = log . 22688 , the result . The operation of subtracting 10 is performed ...
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