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MEO Class 4 online exam - Ship Constriction practice paper

1) The usual depth of a beam bracket is __________.
A) 2 1/2 times the depth of the beam
B) 5 times the depth of the beam
C) 10 times the depth of the beam
D) same depth as the beam

2) A deck beam does NOT __________.
A) act as a beam to support vertical deck loads
B) lessen the longitudinal stiffness of the vessel
C) act as a tie to keep the sides of the ship in place
D) act as a web to prevent plate wrinkling due to twisting action on the vessel

3) The deck beam brackets of a transversely framed vessel resist __________.
A) hogging stresses
B) sagging stresses
C) racking stresses
D) shearing stresses

4) Beams are cambered to __________.
A) increase their strength
B) provide drainage from the decks
C) relieve deck stress
D) All of the above\

5) Which term refers to a transverse curvature of the deck?
A) Deadrise
B) Camber
C) Freeboard
D) Flare

6) A carling is used aboard ship __________.
A) as a connecting strap between the butted ends of plating
B) to stiffen areas under points of great stress between beams
C) to prevent the anchor from fouling when the brake is released
D) to provide an extra heavy fitting in a heavy lift cargo rig

7) The pillar shape that gives the greatest strength for the least weight is the __________.
A) octagonal pillar
B) "H" Beam pillar
C) "I" Beam pillar
D) circular type pillar\

8) On a small passenger vessel the collision bulkhead is __________.
A) amidships forward of the engine room
B) just forward of the steering compartment
C) in the engine room
D) A distance of 5% to 15% of the waterline length abaft the stem measured at the load waterline

9) The fore and aft run of deck plating which strengthens the connection between
the beams and the frames and keeps the beams square to the shell is called the
A) garboard strake
B) limber strake
C) sheer strake
D) stringer strake

10) Camber, in a ship, is usually measured in __________.
A) feet per feet of breadth
B) feet per feet of length
C) inches per feet of breadth
D) inches per feet of length

11) A partial deck in a hold is called a(n) __________.
A) weather deck
B) orlop deck
C) shelter deck
D) main deck

12) The floors in a vessel's hull structure are kept from tripping, or folding over, by
A) face plates
B) bottom longitudinals
C) longitudinal deck beams
D) transverse deck beams

13) floors aboard ship are __________.
A) frames to which the tank top and bottom shell are fastened on a
double bottomed ship
B) transverse members of the ships frame which support the decks
C) longitudinal beams in the extreme bottom of a ship from which the ship's ribs
D) longitudinal angle bars fastened to a surface for strength

14) Aboard ship, vertical flat plates running transversely and connecting the vertical
keel to the margin plates are called __________.
A) floors
B) intercostals
C) girders
D) stringers

15) Frames to which the tank top and bottom shell are fastened are called
A) floors
B) intercostals
C) stringers
D) tank top supports

16) Floors aboard ship are __________.
A) also called decks
B) vertical transverse plates connecting the vertical keel with the margin plates
C) large beams fitted in various parts of the vessel for additional strength
D) found in passenger and berthing spaces only

17) Vertical structural members attached to the floors that add strength to the
floors are called __________.
A) boss plates
B) buckler plates
C) stiffeners
D) breast hooks

18) The terms "ceiling" and "margin plate" are associated with the __________.
A) crew's quarters
B) engine room
C) main deck
D) tank top

19) A term applied to the bottom shell plating in a double-bottom ship is __________.
A) bottom floor
B) outer bottom
C) shear plating
D) tank top

20) Which is an advantage of using watertight longitudinal divisions in double bottom tanks?
A) Cuts down free surface effect

B) Increases the rolling period
C) Decreases weight because extra stiffeners are unneeded
D) Lowers the center of buoyancy without decreasing GM


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