Tender Ship:- The ship with a small Metacentric height has a small righting lever at any angle & will roll easily is said to be tender ship. In tender ship, In it the centre of gravity lies below the transverse metacentre. The GM is more than GZ. & these kind of ship are more stable.
Stiff Ship:- The ship with a large Metacentric height has a large righting lever at any angle & has considerable resistance to rolling. A stiff ship is very uncomfortable. In it the Centre of Gravity lies above the transverse metacentre.
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