SETS 6000 CM1 – Control Trim, Stability and Stress

Question 1

• ATo make a compartment watertight.
• BThe flooding of the engine room compartment.
• CThe relationship between the volume of a compartment and the volume available for water if bilged.
• DThe process of making a compartment non - porous.

Question 2

• AA couple is formed when two equal parallel forces are acting in opposite directions.
• BA couple is formed when two unequal forces in a vertical position are acting in the same direction.
• CA couple is formed by joining two vertical posts together.
• DA couple is formed when two unequal parallel forces are acting in the same direction.

Question 3

• AIt is the basic stability information a vessel is required to carry by law.
• BIt is the relationship between the moment of a couple and the righting moment.
• CIt is another name for the metacentric height.
• DIt is the ability of a vessel to return to her initial or upright position, after having been forcibly inclined.

Question 4

• AThis expresses KM as moving away off the centreline at large angles of heel.
• BIt is just another name for metacentre.
• CIt is the ability of a vessel to return to an upright position.
• DIt is the term used to indicate a vessel has a more than adequate GM.

Question 5

• AIt is the stability status of the ship, when first delivered to owners from the shipyard.
• BIt is the stability of the vessel in her initial position, and is expressed by metacentric height.
• CIt is the vessel's GM, before commencement of loading.
• DIt is the vessel's GM, after completion of loading.