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Mart 201 > Final > Flashcards

Final Flashcards

1
Q

The slightly upward convexity in the main deck

A

Camber

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2
Q

The vertical distance from the projected line of top of deck to waterline

A

Freeboard

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3
Q

The outward curve perpendicular to the vessel

A

Flare

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4
Q

The vertical distance from the keel to the waterline

A

Draft/draught

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5
Q

The vertical distance from the keel to the line of top deck

A

Depth

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6
Q

Draft+freeboard =

A

Depth

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7
Q

The extreme width of a ship

A

Beam

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8
Q

The inclination inward from the waterline; the difference between beam at waterline and beam at main deck

A

Tumble home

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9
Q

The height to which a vessel’s frame rises from the horizontal

A

Dead rise

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10
Q

A vertical line usually at the after end of the rudder post, if no rudder post the center of the rudder stock

A

After perpendicular

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11
Q

The curved section between the bottom in the side of the ship to which all water drains

A

Bilge

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12
Q

The longitudinal vertical plane of a vessel

A

Centerline

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13
Q

The total weight of cargo fuel water stores passengers and crew that a ship can carry

A

Deadweight

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14
Q

The height of the ship at the midship section from the baseline to the molded line of the deck at the side

A

Depth

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15
Q

The total weight of a ship when a float including everything on board

A

Displacement

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16
Q

Compartments at the bottom of the ship between the inner and outer bottoms used for ballast tanks water fuel oil etc.

A

Double bottom

17
Q

Vertical line through the intersection of the stem with the load water line

A

Forward perpendicular

18
Q

Inside of a hull, cargo space

A

Hold

19
Q

The plating the forms the upper surface of the double bottom a.k.a. tank top

A

Inner bottom

20
Q

A Mark on a ship that indicates maximum allowable draft

A

Plimsoll mark

21
Q

Vertical structural supports

A

Stanchions

22
Q

The vertical deflection of a ships hull where the hull is bent upwards of midships

A

Hogging

23
Q

Vertical deflection of a ships hull where the hull is bent downward amidships

A

Sagging

24
Q

Hogging and sagging are caused by

A

Cargo distribution and or the way the ship is supported by a wave

25
Q

What causes stress on a ships structure?

A

Weight vs Buoyancy

26
Q

Name the three types of stress

A

Compression tension and Shear

27
Q

Dimensions of structural members are

A

Scantlings

28
Q

What motions in a seaway are rotational

A

Roll
Pitch
Yaw

29
Q

What motions in a seaway are linear?

A

Heave
Surge
Sway
Pound

30
Q

What motions in the seaway are on the longitudinal axis

A

Roll and surge

31
Q

What motions in the seaway are on the transverse axis

A

Pitch and sway

32
Q

What motions in the seaway are on the vertical axis

A

Pound heave and yaw

33
Q

A continual worsening of list or trim indicates

A

Progressive flooding

34
Q

What is the main purpose of closing appliances

A

To ensure water tight integrity

35
Q

What are three ways to control progressive flooding?

A

Maintain water type boundaries, pump out flooded compartments, and repair hull damage above the waterline

36
Q

The watertight bulkhead near the bow of the ship a.k.a. for peak bulkhead

A

Collision bulkhead

Mart 201 (5 decks)

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