Marina Exam Reviewer: What is NOT an advantage of double bottom ships?

Marina Exam Reviewer

What is NOT an advantage of double bottom ships? 

A. The floors and longitudinals distribute the upward push of the water on the ships bottom. 
B. The tank top forms a second skin for the vessel. 
C. The center of gravity of a loaded bulk cargo ship may be raised to produce a more comfortable roll. 
D. They are less expensive to construct because of increased access space. 




Answer:      D. They are less expensive to construct because of increased access space. 

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