Elementary Introduction to Practical Mechanics: Illustrated by Numerous ExamplesLongmans, 1870 - 324 pages |
From inside the book
Results 1-5 of 29
Page ix
... Steam Engines - Water Wheels - Work of Animate Agents - Cost of Labour . SECT . II . Work done by a variable Force - Steam Indicator - Work of Raising Weights CHAPTER III . Statement of the fundamental Principles of Statics ...
... Steam Engines - Water Wheels - Work of Animate Agents - Cost of Labour . SECT . II . Work done by a variable Force - Steam Indicator - Work of Raising Weights CHAPTER III . Statement of the fundamental Principles of Statics ...
Page xi
... Steam Engines Moduli of Water - wheels 23 26 " Work done by Living Agents 28 " Horizontal Transport of Burdens 30 Cost of Labour 34 " Coefficients of Friction 137 " Friction of Axles 157 ود Rigidity of Ropes 162 Moduli of Rupture 193 ...
... Steam Engines Moduli of Water - wheels 23 26 " Work done by Living Agents 28 " Horizontal Transport of Burdens 30 Cost of Labour 34 " Coefficients of Friction 137 " Friction of Axles 157 ود Rigidity of Ropes 162 Moduli of Rupture 193 ...
Page 18
... steam lifts the piston of a steam engine it does work . In the boiler , though it produces an enormous pressure , it does no work , since the pressure is unaccom- panied by motion . The unit by which the work of different agents is ...
... steam lifts the piston of a steam engine it does work . In the boiler , though it produces an enormous pressure , it does no work , since the pressure is unaccom- panied by motion . The unit by which the work of different agents is ...
Page 19
... steam on the piston of the engine is equivalent to the work expended in raising 2 cwts . through a height of 30 fathoms ; and whatever agent raises this weight must do as much work as that done by the steam . In these examples we have ...
... steam on the piston of the engine is equivalent to the work expended in raising 2 cwts . through a height of 30 fathoms ; and whatever agent raises this weight must do as much work as that done by the steam . In these examples we have ...
Page 20
... steam engine , whose efficiency is estimated in horse - power , as when we speak of an engine of twenty horse ... steam engine . Hence Def . - A steam engine works with one horse - power when it yields 33,000 units of work per ...
... steam engine , whose efficiency is estimated in horse - power , as when we speak of an engine of twenty horse ... steam engine . Hence Def . - A steam engine works with one horse - power when it yields 33,000 units of work per ...
Common terms and phrases
ABCD angle of resistance angular angular velocity axis axle beam body brickwork cast iron centre of gravity circle circumference coefficient of friction Crown 8vo cubic foot curve cylinder described determine the number diameter direction distance draw Edition engine epicycloid equal equation equilibrium expended extrados forces acting formula friction frustum given hence horizontal horse-power inclined inclined plane last Example length limiting angle magnitude mass middle point minute modulus moment of inertia motion moving number of units oscillation P₁ parallel forces passing perpendicular plane pressure principle principle of moments Prop pulley R₁ radius raised reaction represent respectively rest resultant right angles rope round screw sliding space square inch steam suppose surface teeth thick thread tion triangle vertical vols wall weight wheel Woodcuts wrought iron
Popular passages
Page 11 - BIBLE ANIMALS ; being a Description of every Living Creature mentioned in the Scriptures, from the Ape to the Coral.
Page 16 - Useful Information for Engineers. By the same Author. FIRST, SECOND, and THIRD SERIES, with many Plates and Woodcuts. 3 vols. crown 8vo. 10s. 6<f. each. The Application of Cast and "Wrought Iron to Building Purposes. By the same Author.
Page 22 - 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.
Page 21 - The ALPINE GUIDE. By JOHN BALL, MRIA late President of the Alpine Club. Thoroughly Revised Editions, in Three Volumes, post Svo. with Maps and other Illustrations:— GUIDE to the WESTERN ALPS, including Mont Blanc, Monte Rosa, Zermatt, &c.
Page 7 - SYDNEY SMITH'S MISCELLANEOUS WORKS; including his Contributions to the Edinburgh Review. Crown 8vo. 6s. The WIT and WISDOM of the Rev. SYDNEY SMITH ; a Selection of the most memorable Passages in his Writings and Conversation.
Page 25 - Sea-Fisherman: comprising the Chief Methods of Hook and Line Fishing in the British and other Seas, a glance at Nets, and remarks on Boats and Boating. Second Edition, enlarged, with 80 Woodcuts.
Page 2 - The Seventh Great Oriental Monarchy ; or, a History of the Sassanians : with Notices Geographical and Antiquarian. By Geo. Rawlinson, MA With Map and 95 Illustrations. 8vo. 28s. Encyclopedia of Chronology, Historical and Biographical; comprising the Dates of all the Great Events of History, including Treaties, Alliances, Wars, Battles, &c.
Page 21 - History of Discovery in our Australasian Colonies, Australia, Tasmania, and New Zealand, from the Earliest Date to the Present Day. By WILLIAM HOWITT. With 3 Maps of the Recent Explorations from Official Sources. 2 vols. 8vo. 20s. The Capital of the Tycoon ; a Narrative of a 3 Years
Page 16 - PRACTICAL TREATISE on METALLURGY, adapted from the last German Edition of Professor KERL'S Metallurgy by W.
Page 21 - Either of the Three Volumes or Parts of the Alpine Guide may be had with this INTRODUCTION prefixed, price Is.