1. Mathematical Tables1916 - Engineering - 186 pages |
From inside the book
Results 1-5 of 21
Page 87
... Computation .. 88 The Ellipse ... • Logarithms .. 91 The Hyperbola . The Slide Rule .. 94 The Catenary . Computing Machines . 97 Other Useful Curves .. PAGE 138 140 144 147 151 Financial Arithmetic .. 98 DIFFERENTIAL AND INTEGRAL ...
... Computation .. 88 The Ellipse ... • Logarithms .. 91 The Hyperbola . The Slide Rule .. 94 The Catenary . Computing Machines . 97 Other Useful Curves .. PAGE 138 140 144 147 151 Financial Arithmetic .. 98 DIFFERENTIAL AND INTEGRAL ...
Page 88
... COMPUTATION Number of Significant Figures . In any engineering computation , the data are ordinarily the results of measurement , and are correct only to a limited number of significant figures . Each of the numbers 3.840 and 0.003840 ...
... COMPUTATION Number of Significant Figures . In any engineering computation , the data are ordinarily the results of measurement , and are correct only to a limited number of significant figures . Each of the numbers 3.840 and 0.003840 ...
Page 89
... by inspection . Thus : 0.2718 3141.6 31.416 0.002718 0.000 2718 3.1416 31 416 . 2.718 2 ) " about 0.000 09 " = 0.000 08652 ; " about 10 000 " = 11 558 . Reciprocals . The reciprocal of N is 1 / N NUMERICAL COMPUTATION 89.
... by inspection . Thus : 0.2718 3141.6 31.416 0.002718 0.000 2718 3.1416 31 416 . 2.718 2 ) " about 0.000 09 " = 0.000 08652 ; " about 10 000 " = 11 558 . Reciprocals . The reciprocal of N is 1 / N NUMERICAL COMPUTATION 89.
Page 91
... computations . ( b ) WHEN THE GIVEN NUMBER IS LESS THAN 1 OR MORE THAN 10 , it is simply necessary to notice that every such number can be regarded as obtainable from some number between 1 and 10 by merely shifting the decimal point ...
... computations . ( b ) WHEN THE GIVEN NUMBER IS LESS THAN 1 OR MORE THAN 10 , it is simply necessary to notice that every such number can be regarded as obtainable from some number between 1 and 10 by merely shifting the decimal point ...
Page 92
... computation depends on the following properties : ( 2 ) log ( a / b ) log b ; ( 3 ) log ( a " ) = n log a ; ( 4 ) log Va a = ( 1 / n ) log a ; ( 1 ) log ( ab ) = log a + log b ; = log a ― It is to be noted also that log 1 = 0 , log 10 ...
... computation depends on the following properties : ( 2 ) log ( a / b ) log b ; ( 3 ) log ( a " ) = n log a ; ( 4 ) log Va a = ( 1 / n ) log a ; ( 1 ) log ( ab ) = log a + log b ; = log a ― It is to be noted also that log 1 = 0 , log 10 ...
Other editions - View all
Common terms and phrases
9 Avg angle asymptotes axes axis binomial coefficients bisects body of table chord coefficients COMMON LOGARITHMS computation correct to four corresponding cosh Cosines Cotangents CUBE ROOTS CUBE ROOTS continued curvature curve cx² decimal point denoted diam diameter diff differential distance divide draw ellipse equal equivalent to moving Explanation of Table formula four figures fraction gram hyperbolic kilogram length logarithms loge machine meters Method moving it THREE Moving the decimal multiplication nth root parabola parallel perpendicular place in body plane plot point ONE place quantities radian radical axis radius requires moving scale segment Simultaneous Equations Sines sinh slide rule Solution specific gravity spherical SQUARE ROOTS straight line subtracting table gives tangent tanh triangle TRIGONOMETRIC FUNCTIONS unit variable vector VN N VN Volume x-axis y₁ zero