A Manual of Applied Mechanics

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Griffin, 1877 - 652 páginas
 

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Página 656 - The Christian Year. Thoughts in Verse for the Sundays and Holy Days throughout the Year.
Página 209 - Friction is that force which acts between two bodies at their surface of contact so as to resist their sliding on each other, and which depends on the force with which the bodies are pressed together.
Página 610 - The i:ni. u u. . of a machine is a fraction expressing the ratio of the useful work to the whole work performed, which is equal to the energy expended. The limit to the efficiency of a machine is unity, denoting the efficiency of a perfect machine in which no work is lost. The object of improvements in machines is to bring their efficiency as near to unity as possible.
Página 654 - With Appendix on the Management of the Sick-room, and many Hints for the Diet and Comfort of Invalids. In its New Form, DR. SPENCER THOMSON'S "DICTIONARY...
Página 656 - LL.D.): CELESTIAL SCENERY; or, The Wonders of the Planetary System Displayed. This work is intended for general readers, presenting to their view, in an attractive manner, sublime objects of contemplation. Illustrated.

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