Ship Construction And Design 2008 Objective Paper


56)The joint formed when two steel plates are placed end-to-end is called a __________.

A) bevel

B) seam

C) butt

D) bond

Answer-C


57)Owing to the greater girth of a ship amidships than at the ends, certain strakes are dropped as they approach the bow and stern to reduce the amount of plating at the ends. These strakes are called __________.

A) drop strakes

B) stealers

C) throughs

D) voids

Answer-A


58)To reduce the number of strakes at the bow, two strakes are tapered and joined at their ends by a single plate. This plate is known as a __________.

A) cover plate

B) joiner

C) lap strake

D) stealer plate

Answer-D


59)Which arrangement of shell plating is used most in modern shipbuilding?

A) Clinker

B) Flush

C) In-and-Out

D) Joggled

Answer-B


60)What is NOT an advantage of ship construction methods using welded butt joints in the shell plating?

A) Keeps practically 100% of tensile strength at the joints

B) Reduces frictional resistance

C) Reduces plate stress

D) Reduces weight

Answer-C


61)Which is NOT an advantage of the flush method of welded shell plating?

A) Reduces weight

B) Reduces frictional resistance

C) Keeps practically 100% of tensile strength at the joints

D) Reduces plate stress

Answer-D


62)Shell plating that has curvature in two directions and must be heated and hammered to shape over specially prepared forms is called __________.

A) compound plate

B) furnaced plate

C) flat plate

D) rolled plate

Answer-B




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