STCW Cargo Handling & Stability 2

Question 1

What does the term 'metacenter' refer to in ship stability?

Accepted Answer

The point about which a slightly inclined vessel rotates when heeled

Answer

The metacenter is the theoretical point about which a vessel rotates when heeled at small angles; the position of M relative to G determines whether the vessel is stable.

Question 2

What is 'angle of loll' in ship stability?

Accepted Answer

An angle at which an unstable vessel with negative GM comes to a temporary equilibrium on its side

Answer

Angle of loll occurs when a vessel has a negative GM and finds a temporary equilibrium at an angle to one side; it is a sign of dangerous instability requiring immediate corrective action.

Question 3

Which international code governs the carriage of dangerous goods in packaged form by sea?

Accepted Answer

IMDG Code

Answer

The International Maritime Dangerous Goods (IMDG) Code, developed by the IMO, governs the safe transport of hazardous materials in packaged form by sea.

Question 4

What document must accompany a shipment of dangerous goods at sea?

Accepted Answer

A Dangerous Goods Declaration completed by the shipper

Answer

The IMDG Code requires the shipper to provide a Dangerous Goods Declaration certifying the goods are properly classified, packed, labeled, marked, and declared.

Question 5

What is the primary purpose of a cargo plan on a ship?

Accepted Answer

To show the location, quantity, and nature of all cargo stowed aboard

Answer

A cargo plan is a diagram showing the position of all cargo aboard a vessel, enabling the crew to manage stability, trim, stress, and to facilitate discharge operations.

(STCW) Standards Certification and Watchkeeping for Seafarers Practice Test

(STCW) Standards Certification and Watchkeeping for Seafarers Practice Test

STCW Cargo Handling & Stability 2