DSC08495 Windows Photo Viewer File▾ Print- E-mail Burn▾ Open ▾ weighs 20 kN empty. It is proposed that it carry a 250-kN load. Predict the draft in: (a) Fresh water (b) Salt water (S= 1.03) 8 m 2 m Draft 6 m 10 N is required to hold it under water. What is its density, specific weight, and specific gravity? 2.86 The plug and empty cylinder shown in Figure P2.86 weigh 1500 lb. Calculate the height h needed to lift the plug if the radius R of the 10-ft-long cylinder is: (a) 12 in. (c) 20 in. 15 ft (b) 16 in. h Figure P2.78 An object weighs 100 N in the air and 25 N when submerged in water. Calculate its volume and specific weight. A car ferry is essentially rectangular with dimensions 25 ft wide and 300 ft long. If 60 cars, with an average weight per car of 3000 lb, are loaded on the ferry, how much farther will t sink into the water? A 30-m-long vessel, with cross section shown in igure P2.81, carries a load of 6000 kN. How ar will the water level ha from the ton of the Water 8 in. dia. Figure P2.86 14 5 CX Plug (b) 2.89 A 10-in.-diamete= material with spe water with the en (a) 12 in.? (c) 8 in.? 2.90 Over what range cular cylinder wi float in water wit equals its diamet 2.91 Over what range homogeneous cu and vertical? 2.92 For the object sh S, for neutral sta 7:37 PM 2/20/2017