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the difference bet. lifboat and liferaft
the lifeboat is equipped with a diesel engine to propel itself, while the liferaft is inflatable and has no diesel engine to propel but it has a bouyant paddle and sea anchor
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clouds
are visible assembleges of numerous tiny droplets of water, or ice crystals, formed by condensation of water vapor in air
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monkey fist
is a knot at the end of the heaving line, which will give weight to the rope to enable it to be thrown over to port
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fog
is a cloud whose base is low enough to restrict visibility. it is composed of droplets of water or ice crystals formed by crystallization of water vapor in air.
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to enter enclosed space
first gain an entry permit from the chief officer. open the room and ventilate for 15 mins. then check the level of oxygen and any potential dangerous gasses inside the room, if the level is still dangerous use a caba
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scupper
hole in waterways or bulwarks for allowing water on deck to flow outboard
a deckdrain to remove sea water, rain water or condensation
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sea anchor
it is equipment of a lifeboat/liferaft, which in conical shape, which is use to lessen the drift of the liferaft from original position while waiting for the rescuers to come, it is also use for streaming
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vol of sphere
  - vol = pi times diameter cube divide by 6
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wire rope ... swl.... bs
BS = 2.5 C squared
- SWL = 2 C squared
- 6
 - c = pi x diameter
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distance
is the separation of two point and it expressed as the earth joining them.
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total lunar eclipse
- moon is opposite side of the earth from the sun and passes thru umbra

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total solar eclipse
- moon moves bet. sun and earth

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what is the purpose of your trip?
who will pay for your trip?
to join vessel mt batangas
as company pay
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physics
science that deals of matter, energy and their instruction
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bearing
is the horizontal angle of an object measured in clockwise direction of a ship compass from 000 deg to the object through 360 deg.
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man overboard
3 long blast on the ships whistle repeat as necessary
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stability
the tendency of a vessel to return to original upright position when disturb by the outside force such as winds and waves
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ballasting
loading water in the ballast tank to make the ship more stable
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solid mensuration
is the study of solid figures such as the vol of cubes cylinder pipe cone pyramid and prism
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list
is a traverse angle of inclination of a vessel caused by external forces acting on the ship that affects the vessel's stability
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displacement
is the weight of the vessel equal to the weight of the water being displaced
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physics
is an applied science which deals on matter
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maritiime law
is a part of commercial laws, which strictly relates to shipping and its incidents. it is the law of the sea and governs acts arising out of maritime commerce
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how will you dispose your garbage onboard
by segregating according to classes, plastics and incinerated ashes must only be disposed on port facilities
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piloting
is navigation involving frequent or continuous determination of position or lop relative to geographic points
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dunnage
1. mill and battens used to protect cargo on board ship
2. a layer of planks placed under stored goods to protect them from contact with ground
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earth
approx an oblate spheroid however for many navigational purposes the earth is assumed to be sphere without intolerable error
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course
is the horizontal direction in which the vessel steered
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fire extinguishing equipment and color codes
water - red
foam - pale cream
co2 - black
dry powder - french blue
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marpol
is the international convention for the prevention of pollution in the marine environment
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emergency alarm
7 or more short blast followed by one long blast
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hatch coaming
- vertical plating which surrounds a hatch opening. the hatch cover rests, and is secured, on the top of the hatch coaming

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trigonometry
is the branch of mathematics which deals with the spherical objects, angles and sides
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algebra
is the branch of mathematics that deals with algebraic expression and variables and represented with a letter
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mathematics
is the study of numbers it involves addition, substruction mul. div
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sailing
is a various method of solving various problems involving course, dist, dlat, dlo, etd, eta, and the duration of steaming time
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distance
is the spatial separation of two points and is expressed as the length joining them
is the product of speed and time exerted by a moving body trav. bet. any two points indicated by the length of line segment
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cube or rectangular surface area
(2 X L X W) + (2 X L X H)+ (2 X W X H) =A
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surface area of a cylinder
 - or a= pi x diameter x lenght + 2 pi radius squared
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cube or rectangular volume
 - or lenght cube if cube
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kelvin - celsius
celsius = kelvin - 273.15
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area of parallelogram
 - A = L X H
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celsius - kelvin
K = C + 273.15
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celsius - fahrenheit
F = (C X 1.8) + 32 deg
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