Skene, Norman L. (Norman Locke), 1878-1932 · New York : The Rudder Pub. Co. · leaf 66
fthe boat, and that the wind blows in a direction perpendicular to the longi-tudinal axis of the boat. These conditions are, of course, not realized, andfor this reason p must be considered a factor for wind pressure. Equating the heeling and righting moments at 20 degrees for the 30-footer, we… … FiG. 20. 56 EI.F.MICNTS Ol YACHT DICSIC.N ing arm in feet at 20 degrees. Solving the equation we get for the area1283 square feet. The area of the sail plan is easily found by dividing it up into trianglesand finding the area of each by measuring its base and altitude and takinghalf the product.…
Shipbuilding · Yachts
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