Deck Cargo Operations

Ship Stability — General Knowledge

A comprehensive test covering the key principles of ship stability and trim applicable to all vessel types. Includes questions on GM, GZ, ballast management, hull stress, parametric and synchronous rolling, damage stability, and the use of approved loading software. Designed for deck officers to strengthen practical understanding and ensure compliance with IS Code 2008 and SOLAS stability standards.

Питань 15

Час 9 min

Мова Англійська

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Питання 1

How is possible to perform a quick calculation of righting moment?

A Displacement * GZ

B Displacement / GZ

C Displacement * GM

D Displacement / GM

Питання 2

On vessel there is a high ballast tanks and low ballast tanks. Which of them will you fill up to reduce GM in view of minimizing risk of parametric rolling?

A High tanks.

B Low tanks.

C Tanks height has no influence on GM.

D Depending on ships construction.

Питання 3

What minimum GM must onboard of any vessel?

A Defined by master.

B As per IMO stability criteria.

C Minimum 0.20m.

D Loading software is reflecting the minimum.

Питання 4

What will happen with a vessel if G will be below B?

A Vessel will be flooded.

B Vessel will be stable.

C Vessel will be unstable.

D Vessel will have constant heel.

Питання 5

Does the ship's center of buoyancy (CB) shift relative to the ship during rolling?

A No.

B Yes.

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