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Questions and Answers
According to IMO Grain Rules, what is the initial metacentric height after correcting the free surface effects of liquid in tanks?
According to IMO Grain Rules, what is the initial metacentric height after correcting the free surface effects of liquid in tanks?
- 0.30 meters
- 0.10 meters
- 0.20 meters (correct)
- 0.40 meters
What is the definition of freeboard?
What is the definition of freeboard?
- The length of the space having its center at that point which can be flooded without causing the ship to sink
- The amount of cargo that a ship can carry
- The height of the ship's deck above the waterline
- The distance from the waterline to the main deck at the side of the ship (correct)
What is the purpose of bilge keels?
What is the purpose of bilge keels?
- To prevent corrosion on the ship's hull
- To increase the ship's speed
- To improve the ship's stability (correct)
- To reduce the ship's weight
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Study Notes
IMO Grain Rules
- Initial metacentric height is calculated after correcting for the free surface effects of liquid in tanks.
Ship Design and Safety Features
- Freeboard is the distance between the main deck and the waterline, a critical factor in determining a ship's stability and safety.
- Bilge keels are longitudinal structures running along the bottom of a ship's hull, serving to reduce the rolling motion and improve stability.
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