The apprentice, or First book for mechanics, machinists, and engineers (1860)
Byrne, Oliver · New York, P. J. Cozans · leaf 36
y the work in overturning PRACTICAL MECHANICS. 31 the body is tlie same as raising its whole weight a perpen-dicular height = r n, .-. rn — 4.24 — 3 = 1.24.Work = no X 6^ X 1.24 = 4^553^.8. In a body of any form about to fall, c the centre of gravity §-, will be at nin the vertical line A C, the… … CHAPTER IV. ON THE LEVER, V/HEEL AND PULLEY, INCLINED PLANE,WEDGE AND SCREW. In this chapter I intend to treat of the transmission ofwork by simple machines, it may be observed, that the ob-ject of machinery, whether simple or compound, is to regu-late the distribution of work, or to change the…
Mechanics, Applied
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