Text-book of theoretical naval architecture (1889)
Attwood, Edward L. (Edward Lewis), 1871- · London, New York [etc.] Longmans, Green, and Co. · leaf 231
ng in a port, loses speedvery considerably, owing to the greatly increased resistancecaused. This frictional resistance forms a large proportion ofthe total at low speeds, and forms a good proportion at higherspeeds. 2. Resistance due to eddy-making.—Take a block of wood,and imagine it placed a… … Fig. 97. violent agitation, and a much larger mass of water at the rearof the block. Such masses of confused water are termededdies, and sometimes dead water. If now we imaginethat the water is at rest, and the block of wood is being towed Horse-power, Effective and Indicated, etc. 221 through the…
Naval architecture
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