Norris's Hand-book for Locomotive Engineers and MachinistsH.C. Baird, 1852 - 302 σελίδες |
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Σελίδα 64
... difference , in even so large an arch , is little more than 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 ...
... difference , in even so large an arch , is little more than 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 ...
Σελίδα 101
... difference by the decimal part . The product , added to the root of the integer of the given number , will be the answer required . = EXAMPLE . - Required the square root of 321.62 . ✓ 321 17.9164729 , and✓ 32217-9443584 ; the difference ...
... difference by the decimal part . The product , added to the root of the integer of the given number , will be the answer required . = EXAMPLE . - Required the square root of 321.62 . ✓ 321 17.9164729 , and✓ 32217-9443584 ; the difference ...
Σελίδα 105
... difference will be the answer . OF REGULAR POLYGONS . To find the Area of a regular Polygon . RULE . - Multiply the length of a perpendicular , drawn from the centre to one of the sides ( or the radius of its inscribed circle ) by the ...
... difference will be the answer . OF REGULAR POLYGONS . To find the Area of a regular Polygon . RULE . - Multiply the length of a perpendicular , drawn from the centre to one of the sides ( or the radius of its inscribed circle ) by the ...
Σελίδα 110
... , in- cluded between two Concentric Circles . - RULE . Find the areas of the two circles sepa- rately ; then the difference between them will be the area of the ring . OF ELLIPSES . Fig . 15 . Fig . 16 110 MENSURATION OF SURFACES .
... , in- cluded between two Concentric Circles . - RULE . Find the areas of the two circles sepa- rately ; then the difference between them will be the area of the ring . OF ELLIPSES . Fig . 15 . Fig . 16 110 MENSURATION OF SURFACES .
Σελίδα 112
... difference of the two abscissæ . Add this half difference to half the transverse , for the greater abscissa ; and subtract it for the less . When the transverse , a b , the ordinate , p q , and the two abscissæ , a p and p b , are given ...
... difference of the two abscissæ . Add this half difference to half the transverse , for the greater abscissa ; and subtract it for the less . When the transverse , a b , the ordinate , p q , and the two abscissæ , a p and p b , are given ...
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66 white abscissa Atmospheric Railway 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 in inches Dauphiny Decimal or Reciprocal diame distance driving wheels E. G. SQUIER 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 half Height of Arc horses Hyperbola Illustrated 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 screw segment shaft side spindle square inch square root steam steam dome stroke subtract thickness tion tons tubes valve velocity Volume whole weight yards Zone
Δημοφιλή αποσπάσματα
Σελίδα 5 - Companion : A Treatise in which the Practical Operations of the Trade are Systematically laid down : with Copious Directions Preparatory to Papering; Preventives against the Effect of Damp on Walls; the various Cements and Pastes Adapted to the Several Purposes of the Trade ; Observations and Directions for the Panelling and Ornamenting of Rooms, etc.
Σελίδα 16 - MEMOIRS OF THE GENERALS, COMMODORES, AND OTHER COMMANDERS, Who distinguished themselves in the American Army and Navy, during the War of the Revolution...
Σελίδα 16 - Visits to Remarkable Places : Old Halls, Battle-Fields, and Scenes illustrative of Striking Passages in English History and Poetry. By WILLIAM HOWITT. 2 vols. square crown 8vo. with Wood Engravings, 25s. The Rural Life of England.
Σελίδα 9 - MATHEMATICS FOR PRACTICAL MEN: Being a Common-Place Book of Principles, Theorems, Rules, and Tables, in various departments of Pure and Mixed Mathematics, with their Applications ; especially to the pursuits of Surveyors, Architects, Mechanics, and Civil Engineers, with numerous Engravings.
Σελίδα 5 - Lackering, Japanning, and Varnishing; to make French Polish ; to prepare the Best Glues, Cements, and Compositions, and a number of Receipts particularly useful for workmen generally. By J. STOKES. In one volume, 12mo.
Σελίδα 2 - The Manufacture of Iron in all its Various Branches : To which is added an Essay on the Manufacture of Steel, by FREDERICK OVERMAN, Mining Engineer, with one hundred and fifty Wood Engravings.
Σελίδα 5 - Comprising the Rudiments and Principles of Cabinet-making and Upholstery, with Familiar Instructions, Illustrated by Examples for attaining a Proficiency in the Art of Drawing, as applicable to Cabinet-work ; The Processes of Veneering, Inlaying, and Buhl-work ; the Art of Dyeing and Staining Wood, Bone, Tortoise Shell, etc. Directions for...
Σελίδα 9 - Productions of Pictures through the Agency of Light ; including Calotype, Chrysotype, Cyanotype, Chromatype, Energiatype, Anthotype, Amphitype, Daguerreotype, Thermography, Electrical and Galvanic Impressions. By GEORGE THOMAS FISHER, Jr., Assistant in the Laboratory of the London Institution.
Σελίδα 293 - If two lines be drawn through the centre of the circle, at right angles to each other, they will divide the circumference into four equal parts, of 90° each. Every right angle then, as...