Norris's Hand-book for Locomotive Engineers and MachinistsH.C. Baird, 1852 - 302 σελίδες |
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Σελίδα 54
... nearly . EXAMPLE . - Required the area of the segment of a circle , the chord being 12 , and the versed sine 2 . 24 12 x 2 = 24 ; 8 and 8 x 2 = 16 . ; 3 23 ÷ 24 ( 12 × 2 ) = · 3333 . Hence 16+ · 3333 = 16.3333 , the area of the segment ...
... nearly . EXAMPLE . - Required the area of the segment of a circle , the chord being 12 , and the versed sine 2 . 24 12 x 2 = 24 ; 8 and 8 x 2 = 16 . ; 3 23 ÷ 24 ( 12 × 2 ) = · 3333 . Hence 16+ · 3333 = 16.3333 , the area of the segment ...
Σελίδα 100
... nearly , Ans . To find more nearly the cube root of a higher number than is in the table . RULE . - Ascertain , by the table , the nearest cube number to the number given , and call it the assumed cube . Multiply the assumed cube and ...
... nearly , Ans . To find more nearly the cube root of a higher number than is in the table . RULE . - Ascertain , by the table , the nearest cube number to the number given , and call it the assumed cube . Multiply the assumed cube and ...
Σελίδα 101
... nearly , Ans . To find the square or cube root of a number contain- ing decimals . Subtract the square root or cube root of the integer of the given number from the root of the next higher number , and multiply the difference by the ...
... nearly , Ans . To find the square or cube root of a number contain- ing decimals . Subtract the square root or cube root of the integer of the given number from the root of the next higher number , and multiply the difference by the ...
Σελίδα 109
... nearly . RULE 2.- As 180 is to the number of degrees in the arc ; So is 3.1416 times the radius to its length . Or , as 3 is to the number of degrees in the arc ; So is 05236 times the radius its length . To find the Area of a Sector of ...
... nearly . RULE 2.- As 180 is to the number of degrees in the arc ; So is 3.1416 times the radius to its length . Or , as 3 is to the number of degrees in the arc ; So is 05236 times the radius its length . To find the Area of a Sector of ...
Σελίδα 111
... nearly . To find the Area of an Ellipse , fig . 15 . RULE . - Multiply the transverse diameter , a b , by the conjugate c d , and the product by 7854 . To find the Area of an Elliptic Segment , fig . 16 . RULE . - Divide the height of ...
... nearly . To find the Area of an Ellipse , fig . 15 . RULE . - Multiply the transverse diameter , a b , by the conjugate c d , and the product by 7854 . To find the Area of an Elliptic Segment , fig . 16 . RULE . - Divide the height of ...
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Συχνά εμφανιζόμενοι όροι και φράσεις
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...