A manual of naval architecture. For the use of officers of the Royal Navy, officers of the Mercantile Marine, shipbuilders, shipowners, and yachtsmen (1889)
White, W. H. (William Henry), Sir, 1845-1913 · London, J. Murray · leaf 298
al drawiuj; of the instrument are taken.Architects; from which most of the -^o CHAP. vir. OBSERVATIONS OF ROLLING. 277 vertical while she rolls. In the instrument there are two suchpeudulnms; when the ship is upright and at rest, they bothoccupy a vertical position which is marked on some J3art of… … ship to the normal to the effective wave slope; while tlie oscilla-tions of the very slow-moving pendulum indicate the simul-taneous inclination of the masts to the vertical. From thesetwo records the angles of wave slope at various times can bededuced, being the algebraical difference of the…
Naval architecture
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