Stiff Ship
>Those ships with large metacentric height having a large righting moment at small angle of heel, which is difficult to incline and which will return to its original position so quickly are called a stiff ships.
> This type of ships does not offer a comfortable ride, for the time period to return to its original position is very small
Tender Ship
>When the ship's metacentric height is small, the righting lever and the righting moment at small angle of the heel too becomes small. Such types of ships are easier to incline and will not tend to return to its original position so quickly. Hence , they are called Tender ships.
>This type offers a comfortable ride as well as easy rolling for the time period to return to its original position being high.
Neither too stiff nor too tender ships are preferred. Instead, one that of an intermediate condition is preferred .
>Those ships with large metacentric height having a large righting moment at small angle of heel, which is difficult to incline and which will return to its original position so quickly are called a stiff ships.
> This type of ships does not offer a comfortable ride, for the time period to return to its original position is very small
Tender Ship
>When the ship's metacentric height is small, the righting lever and the righting moment at small angle of the heel too becomes small. Such types of ships are easier to incline and will not tend to return to its original position so quickly. Hence , they are called Tender ships.
>This type offers a comfortable ride as well as easy rolling for the time period to return to its original position being high.
Neither too stiff nor too tender ships are preferred. Instead, one that of an intermediate condition is preferred .
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ReplyDeleteSIR IN TENDER SHIP ANGEL OF HEEL MAY BE EXCESSIVE.
ReplyDelete