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Trim and Stability Concepts

Authored by Jesumae Lanticse

Other

University

Used 2+ times

Trim and Stability Concepts
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20 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How is the metacentric height calculated?

GM = BM + BG

GM = BM - BG

GM = BM x BG

GM = BM / BG

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What are the stability criteria for a ship?

Positive metacentric height (GM), G below M, B above G

Positive metacentric height (GM), G above M, B below G

Negative metacentric height (GM), G above M, B below G

Neutral metacentric height (GM), G above M, B above G

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Explain the free surface effect on ship stability.

The free surface effect on ship stability is the increase in stability caused by the movement of liquids within partially filled tanks on a ship.

The free surface effect on ship stability is the complete elimination of stability caused by the movement of liquids within partially filled tanks on a ship.

The free surface effect on ship stability is the enhancement of stability caused by the movement of solids within partially filled tanks on a ship.

The free surface effect on ship stability is the reduction in stability caused by the movement of liquids within partially filled tanks on a ship.

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is a righting arm curve and how is it used in stability analysis?

A righting arm curve is used to calculate the cargo capacity of a ship.

A righting arm curve is a term used to describe the shape of a ship's hull.

A righting arm curve is a measure of a ship's speed in calm waters.

A righting arm curve is a graphical representation used in stability analysis to show the relationship between a ship's angle of heel and the righting arm, indicating its ability to return to an upright position.

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Discuss the concept of damage stability in ship design.

Damage stability in ship design is crucial to prevent catastrophic events by ensuring the ship remains afloat and stable even after damage.

Damage stability is only relevant during calm weather conditions

Damage stability is not important in ship design

Damage stability only affects small vessels

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What formula is used to calculate the metacentric height?

GM = I / V

GM = I + V

GM = I * V

GM = I - V

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

List the factors that affect the stability of a ship.

Center of gravity, center of buoyancy, metacentric height, weight distribution, hull shape, external forces

Material color, Engine size, Cabin layout

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