Class 4 (4th Engineer) SC&S 📅 Nov 2022

Exam Question

(a) Describe water pressure loads on the ship's hull. (6)

(b) The breadth of the upper edge of a deep tank bulkhead is 12 meters. The vertical heights of the bulkhead at equidistant intervals across it are 0,3,5,6,5,3 and 0 meters respectively. Find the depth of the center of pressure below the waterline when the tank is filled to a head of 2 meters above the top of the tank (10)

Reference Answer

### Part (a): Water Pressure Loads on a Ship's Hull
Water pressure loads acting on a ship's hull can be categorized into static and dynamic loads. A thorough understanding of these is fundamental to ship design and ensuring structural integrity as per Classification Society rules.
**1. Hydrostatic Pressure (Static Load)**
This is the pressure exerted by water on the hull when the ship is at rest in still water. It is a function of water density and depth.

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