Mechanical and marine engineering science ... Specially written as a handbook to the Board of Trade examinations for extra-first-class engineers (1909)
Somerscales, A. N · Glasgow : J. Munro; London, Simpkin, Marshall, Hamilton, Kent · leaf 159
ains to three decimal places. The first principle toapply in this problem is thatwhen three forces keep abody in equilibrium the direc-tions of the three forces mustall meet in the same point.Figure 59. By producingthe directions of the twochains downwards imtil theymeet in A this point is… … Fig 59- THE PARALLELOGRAM OF FORCES. 157- 6 tons, and AC and AD the tensions on the chains. A measure-ment to scale would probably not be accurate enough in this-problem, so we will use trigonometry. First let us mark all the angles of the figure with their degrees.This should not be difficult,…
Naval architecture
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