Stability Flashcards
What is a stable condition of stability?
A stable condition of stability is when a ship is heeled by an external force and returns to an upright position when the force is removed.
Postive GM
What is a neutral condition of stability?
A neutral condition of stability is the most dangerous because when the ship is heeled by an external force it will come to rest at an undetermined angle of heel.
Neutral GM
What is an unstable condition of stability?
A unstable condition of stability is when a ship is heeled by an external force, even when the force is removed the ship will continue to heel and eventually lead to a capsize.
Negative GM
What is the free surface effect?
The free surface effect is when any tank or compartment is partially filled, the motion of the liquid causes a reduced amount of stability in the ship.
To fix this you can segregate the compartments of tanks.
