Norris's Hand-book for Locomotive Engineers and Machinists ... |
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Page 64
... half an inch ; therefore , except where extreme accuracy is required , it is not worth computing . These Tables are equally useful in estimating works which may be carried into practice , and the quantity of work to be executed from ...
... half an inch ; therefore , except where extreme accuracy is required , it is not worth computing . These Tables are equally useful in estimating works which may be carried into practice , and the quantity of work to be executed from ...
Page 65
... , and from the centre , g , with the radius , g i , describe the arc ik , meeting d B , produced to k ; then ik is half the arc A B C. 6 * The following TABLES of Areas and Solidities will be found RULES FOR FINDING THE LENGTHS OF ARCS .
... , and from the centre , g , with the radius , g i , describe the arc ik , meeting d B , produced to k ; then ik is half the arc A B C. 6 * The following TABLES of Areas and Solidities will be found RULES FOR FINDING THE LENGTHS OF ARCS .
Page 103
... a third proportional to one abscissa and its ordinate . The Focus is that point in the transverse axis where the ordinate is equal to half the parameter . By the foregoing proportions , therefore , the focus of THE CONIC SECTIONS . 103.
... a third proportional to one abscissa and its ordinate . The Focus is that point in the transverse axis where the ordinate is equal to half the parameter . By the foregoing proportions , therefore , the focus of THE CONIC SECTIONS . 103.
Page 105
... half the product will be the area . To find the length of one side of a right - angled tri- angle , when the lengths of the other two sides are given . RULE 1. - To find the hypothenuse , a c , fig . 7 , add together the squares of the ...
... half the product will be the area . To find the length of one side of a right - angled tri- angle , when the lengths of the other two sides are given . RULE 1. - To find the hypothenuse , a c , fig . 7 , add together the squares of the ...
Page 106
... half the product will be the area of the polygon . [ For a table of the areas of regular polygons , see pages 67 , 68.1 OF TRAPEZIUMS AND TRAPEZOIDS . Fig . 8 . h ɑ Fig . 9 . b n α el d p To find the Area of a Trapezium , fig . 8 . RULE ...
... half the product will be the area of the polygon . [ For a table of the areas of regular polygons , see pages 67 , 68.1 OF TRAPEZIUMS AND TRAPEZOIDS . Fig . 8 . h ɑ Fig . 9 . b n α el d p To find the Area of a Trapezium , fig . 8 . RULE ...
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Common terms and phrases
abscissa Atmospheric Railway avoirdupois axle blast-pipe boiler brass centre circle circular segments Circum circumference cloth coke conjugate connecting-rod copper crank Cube Root cubic feet cubic foot cubic inch curve cylinder cylinder in inches Dauphiny Decimal or Reciprocal diame diameter distance driving wheels eccentric-rod equal EXAMPLE.-Required find the Area find the Solidity fire-box Fraction or Numb friction Frustum fulcrum fulcrum and valve Gallons gauge give the solidity Height Length horses Hyperbola iron Length of Arc leverage locomotive engine metallic mile morocco motion multiply the sum North Shields ordinate Ounces Parabola pipes piston piston-rod plates Pounds pressure quotient radius rails Railway resistance revolving axis RULE RULE.-Multiply RULE.-To find screw segment shaft side smoke-box spindle square inch Square Root steam stroke subtract thickness throw tion tons trapezium tubes valve velocity Volume whole weight yards Zone