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Home Online tests CES Chemical tanker MASTER / Ch-Officer Test online CES 5.1 for MASTER / Ch-Officer, Chemical tanker vessel
Online testing: Test online CES 5.1 for MASTER / Ch-Officer, Chemical tanker vessel
Online test
Description
The test consists of random questions on a selected topic.
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Which part of the float-free arrangement for inflatable liferafts is made to release the liferaft after being automatically inflated during the ship is sinking?
the weak link
the lashing strap
the hydrostatic release unit
the painter
What other purposes may a fixed fire-detection and alarm system be used for, in addition to fire indication? (SOLAS II-2/13.1.14)
Controlled closing of fire doors
Automatic closing of fire doors
Automatic activation of sprinkler system
None
Which activity will have the greatest fire-fighting effect in case of a fire?
All possible fire-fighting equipment is brought to the scene
Call the Chief Officer
All fire-fighting teams are organized as soon as possible
Extinguishing attempt is started immediately
Instructions for "Preparation for welding or hot work in cargo tanks" is laid down by the Norwegian Maritime Directorate. Which of the following requirements regarding welding or hot work corresponds to these instructions?
In ships for which inert gas system is not required, separate cleaning procedures may be used for non-adjacent tanks.
Tanks adjacent to the tank where work is to be carried out shall be cleaned and free of gas.
The pipe systems shall be cleaned after tanks are cleaned and gas levels measured.
In ships for which inert gas system is not required, all non-adjacent cargo tanks shall be washed with water.
By FleetNET communications is understood:
an EGC-message destined for ships of a certain company
a MSI-message destined for ships of a certain company
Don't know
an EGC-message destined for all ships
What data is at least requested in a DSC “distress alert” ?
the identification of the vessel in distress and her position
Don't know
the identification of the vessel in distress and the number of people on board
the identification of the vessel in distress, her position and the nature of distress
The sensitivity of a communication receiver can be adjusted with:
Don't know
AF-Gain
RF-Gain
clarifier
How many digits are there on a MMSI number?
6
9
12
none of the above
What is MERSAR an abbreviation for?
Maritime Emergency Radio Signal and Response.
Merchant Radio Signal and Receiver.
Merchant Ship Safety and Rescue.
Merchant Ship Search and Rescue Manual.
Which radio frequency/channels are reserved for emergency communication?
2128 kHz/VHF channel 16
2182 kHz/VHF channel 6
2188 kHz/VHF channel 8
2182 kHz/VHF channel 16
Can you stow Butyl Alcohol adjacent to Caustic Soda ?
Yes
No, group 20 and 5 is not compatible.
Yes if the consentration of the Caustic Soda is not above 50%.
Yes if the Caustic Soda is not heated above 35° C.
The lowest temperature at which a liquid will give off sufficient vapors to form a flammable mixture with air is known as the:
Lower explosive limit
Flash point
Fire point
Threshold limit value
OPA-90 is referring to a Qualified Individual (QI)
An individual certified by USCG to handle oil spills
QI is representing the USCG
QI is an authorised individual, situated in the US, and contracted by the owner or operator of the vessel
QI is the owner’s contingency leader
A diabetic has eaten too little food and the person may feel dizzy and lightheaded. The skin becomes pale, with profuse sweathing. Limbs may begin to tremble and pulse becomes rapid. The urine glucose reaction is negative. What kind of medicine will the person need as soon as possible?
Sugar lump, sugar drink or something sweet.
Nothing at all.
Insuline.
A glass of cold milk.
Inflatable splints are made in various sizes and are shaped to the upper and lower limbs. What is the advantages of an inflatable splint?
It makes it possible for a man to walk on a fractured leg almost immediately.
It is more easy to give correct pressure to the fractured/injured area, and the control of swelling and bleeding is more easy to observe.
An inflatable splint cannot fail.
Inflatable splints should never be used when leg fracture.
What is the most important way to contain small oil-spills from cargo operations on the ship?
Have ample room in the drip-tray by the manifold
Have Sandpiper pumps rigged on the aft part of the tank deck
Have sawdust located by the manifold
Have all scuppers plugged
Which country requires a vessel to have a written Waste Management Plan?
U.S.A
All countries in the IMO
The Nordic countries
Holland
What is the flash point of a Class 3.3 substance?
Lower than 0?C
Lower than -18?C
Lower than or equal to 61?C
Lower than 23°C
Give the meaning of the following symbol
Fire main with fire valves
Foam valve
Fuel lubricating oil valves
Section valves drenching system
A vessel berths at two different jetties under the influence of a 1 knot beam current. At the first jetty the ship has an underkeel clearance of 5 times the draught and at the second the underkeel clearance is only 0.5 times the draught. If the current exerted a force of 50 tonnes on the ship at the first jetty, what would be the approximate force exerted at the second if the draught is the same?
75 tonnes
Unchanged, remains at 50 tonnes
25 tonnes
150 tonnes
When synthetic ropetails are used at the ends of wire ropes, due expected faster deterioration of the synthetic ropetails, it is recommended that when ordering ropetails, their initial breaking strength specified should be:
15 % more than the wire's.
65 % more than the wire's.
25 % more than the wire's.
What is the correct understanding of the term "a ship with good Directional Stability"?
A ship which when the rudder is left amidships, it will continue on approximately a straight course
A ship where the amount of positive transverse stability (GM) will vary with the direction of the ship's head.
A ship which will maintain its course unless large rudder angles are applied.
A ship which when a rudder angle is applied and the ship starts to swing, will continue to swing even after the rudder is returned to amidships
A tug is connected in a line at your bow. Will the bollard pull be the same at any speed?
Yes, the bollard is the same at any speed
No, when the speed exceeds 5 knots we have not much help in a tug
No, when the speed is increasing, the bollard is also increasing
We will have the best use of the tug when the ship makes sternway
Your vessel is moving in Panama Canal waters. When must a regular engineer be on watch in the engine room?
At all times
When requested by the pilot
When the chief engineer is attending the engine room
Not necessary to be in the engine room if the unmanned engine room status is practiced and alarms have been checked
Under GMDSS rules the trading area A3 can be considered to be:
Polar region.
Within VHF range.
Within MF range.
Within coverage of the INMARSAT system.
The purpose of a VHF-installation onboard is in the first place:
To enhance safety in general
To make radio telephone calls with party concerned onshore
Don't know
To maintain mutual radio contact
When modulating the amplitude:
the LF-vibration is modulated
Don't know
the carrier wave is modulated
the amplitude is modulated
The MF-band is in the frequency range:
300 - 3000 kHz
30 - 300 kHz
3 - 30 MHz
Don't know
Which class of emission is used for MF radio telephony transmissions ?
F1B
J3E
F3E
G2B
What does the abbreviation DSC means?
Distress Selective Call
Digital Safety Call
Distress and safety call
Digital Selective Call
Which of the following features is required for an anti-exposure suit ?
is made of such a material that it cannot be torn
is marked with the name of the vessel to which the appliance belongs
is equipped with a pocket for a portable VHF
can be continously worn without impeding every duties to be performed by the wearer when in normal watch on the bridge
A person wearing an anti-exposure suit shall be able to:
don and remove the suit in the water in no more than 5min. if it impairs ability to swim
don a lifejacket without assistance
jump from a height equal to that of the stowage of liferafts arranged to be thrown overboard
dive into the water to the maximum draft of craft that the ship is provided with
Which of the following fittings shall be provided to all lifeboats:
handholds or a buoyant lifeline becketed around the outside, except in the vicinity of the rudder and propeller
a remotely operated steering arrangement
permanent boarding arrangements on both sides to enable persons in the water to board the lifeboat
an electric power starting system for the propulsion engine with one rechargeable energy source
Which item among those below is included in the normal equipment of every rescue boat ?
a sea-anchor with a hawser of more than 10m in length
anti-seasickness medicine sufficient for at least 48h and one seasickness bag for each person
a food ration for each person as
Which item among those below is included in the normal equipment of every liferaft ?
one boat-hook
one set of fishing tackle
one searchlight which can work continuously for not less than 3 hours
two painters of a length equal to not less than the distance from the stowage position of the liferaft to the waterline
Posters or signs shall be provided on or in the vicinity of survival craft and their launching controls. Which of the following requirements do not have to be included according to present regulations? (SOLAS III/9)
Illustrate the purpose of controls and the procedures of operating the appliance
Use recommended symbols
Give relevant instructions and warnings
Give information on survival craft capacity
*Give the meaning of the following symbol
Secure hatches
Fasten seat belts
Fasten immersion suit belt
Fasten lifejacket belt
*Give the meaning of the following symbol
Secure hatches
Close rescue boat ventilation aperture
Open hatches
Secure liferaft canopy closing device
You have abandoned ship in a liferaft. In most cases, which of the following actions should you generally take?
Organise a lookout system. Join up with other survival craft if possible. Stream the sea anchor
Join up with any other survival craft and stream the sea anchor
Start paddling in the direction of the nearest land
Organise a lookout system
Give the meaning of the following symbol
Rocket parachute flares
Survival craft distress pyrotechnic signals
Radar transponder
Survival craft portable radio
During a helicopter evacuation, the helicopter lowers his winch wire to the deck. Which of the following should NOT be done with the winch wire?
Secure it to a strong point on deck
Touch the wire with bare hands
Secure it to the deck with a weak link
All of the mentioned actions
If you are going aloft in a bosun's chair what kind of hook would you use to hook the chair to the rope?
I would refuse going aloft
A stainless steel butcher's hook that is designed to take the load
Any old hook would do
An approved hook with a locking device
The last meter of the vapor return line at the manifoild should according to USCG be marked as follows :
Painted red and labeled "VAPOR’’ in black letters at least 50 millimeters (2 inches) high.
Painted yellow and labeled "VAPOR’’ in black letters at least 50 millimeters (2 inches) high.
Painted red/yellow/red with the red bands 0.1 meter (0.33 feet) wide, and the middle yellow band 0.8 meter (2.64 feet) wide; and Labeled ‘‘VAPOR’’ in black letters at least 50 millimeters (2 inches) high.
Painted yellow/red/yellow with the yellow bands 0.1 meter (0.33 feet) wide, and the middle red band 0.8 meter (2.64 feet) wide; and Labeled ‘‘VAPOR’’ in black letters at least 50 millimeters (2 inches) high.
The IGC code gives details of construction and equipment requirements for liquefied gas carriers. Under which circumstances would a liquefied gas carrier require a double bottom and a longitudinal bulkhead forming full side ballast tanks in way of the cargo containment system?
Only when the cargo is carried at less than minus 10 degree C.
Only if the cargo tanks are designed for fully refrigerated LPG cargoes.
Only when the cargo is carried at temperatures below minus 55 degree C in cargo tanks without a secondary barrier.
Only when the cargo is carried at temperatures below minus 55 degrees C in cargo tanks with a secondary barrier.
Basic manual dew point measurement devices are commonly used by surveyors when monitoring the dryness of a cargo tank prior to loading a liquid chemical product. Which of the descriptions below is a summary of how the measurement is carried out?
A small quantity of Methanol is placed into the device and dry-ice is progressively added to it to steadily reduce the temperature. A sample of the atmosphere in the tank is continuously drawn through the device, passing over the surface of the Methanol. When the first signs of evaporation are observed (smoke rising from the surface), the temperature of the Methanol is noted. Reference may be required to tables to correct the reading for calculation purposes.
A quantity of Acetone is placed into the device and dry-ice is progressively added to it to steadily reduce the temperature. A sample of the atmosphere in the tank is continuously pumped through the liquid. Bubbles will be seen to reach the surface of the bath until the dew point is reached. When the flow of bubbles ceases, the temperature of the Acetone is noted. Reference may be required to tables to correct the reading for desired parameters.
A small quantity of Acetone is placed into the device and dry-ice is progressively added to it to steadily reduce the temperature. A sample of the atmosphere in the tank is continuously drawn through the device, passing over the polished or mirrored surface of the container. When the first drop of mositure (dew) is observed to form on the polished surface, the temperature of the Acetone bath is noted. Reference may be required to tables to correct the reading for desired parameters.
A small quantity of dry-ice is placed into the device, submerged in deionized water. A sample of the atmosphere in the tank is continuously drawn through the device, passing across a reagent filter. When the dew point is reached, this reagent filter will change colour from white to green, indicating saturation. The temperature of the deionized water is noted at this time and corresponds to the dew point. Reference to correction tables is required to correct the reading for barometric pressure.
Training manuals for Life Saving Appliances and Fire Fighting systems and equipment shall be provided in crew mess room, recreation room or in each crew cabin. The training manuals shall explain the following in detail:
Emergency procedures including alarm signals, general instructions and safety practice onboard, specific information on equipment, operation of equipment
Manufacturer's specific information on equipment including maintenance procedures, operation of equipment
General Emergency procedures
Alarm signals and donning of lifjackets
What is the definition of "vapour"?
It is the weight per unit volume in vacuum
A gas which the molecules escaping from the free surface.
A gas which vapours of different ingredients will exist independently.
A gas which can be liquefied at the temperature concerned.
Strawberries are a sensitive cargo with a relatively short carriage life and can only be carried on short sea passages. They are often irradiated for transport. Select the true statement from the options given relating to the effect of irradiation.
A cargo of irradiated strawberries must be stowed well away from the crew accommodation to reduce the possible effects of cobalt 60 radiation.
The main effect of irradiating strawberries prior to transport is that it kills off any bacteria on the fruit.
The main effect of irradiating strawberries prior to transport is that it improves the colour of the fruit.
The main effect of irradiating strawberries prior to transport is that it kills any flies on the fruit.
When describing equipment used in oil tanker operations, what does the abbreviation "VECS" stand for?
Vapour Emission Control System.
Vapour Emission Calibration System.
Vapour Ejection Control System.
Vapour Emission Control Standard.
What would a cracked cross-deck plating found during a loaded passage on a bulk carrier indicate?
That bulkhead failure is imminent
That the vessel is due for survey
That shear forces have been exceeded
That failure of the shell plating is imminent
Which of the following is a summary of the features of a "controlled tank venting system" as may be found on a chemical tanker?
PV valves are fitted to limit the pressure or vacuum in the tank; no shut-off valves may be fitted either above or below the PV valves; provision may be made to by-pass the PV valves under certain operating conditions; such a system shall consist of a primary and secondary means of allowing full flow of vapour, except that the secondary system may be replaced by pressure sensors fitted within the tank.
The system permits vapour recovery via a collection manifold which may be connected to a shore reception facility.
PV valves are fitted to limit the pressure or vacuum within the tank; the PV valves shall be capable of being isolated or by-passed; the system shall be supplemented by pressure sensors within the cargo tank.
The system is fitted to a tank used for cargoes having a flash point not exceeding 60 degrees Celsius and is fitted with a device to prevent the passage of flame into the cargo tank.
Before leaving the machinery spaces of a UMS vessel after routine watchkeeping rounds in the evening, the duty engineer inspects the doors to Fuel Oil Treatment rooms which are covered by a fixed fire fighting installation. For what purpose does he do this?
Remove the auto closing device so they remain in whatever position they were.
To tie them open with a rope to prevent the heat from building up inside, and making it uncomfortable to work.
To make sure that they are properly closed with the self closing device so that any fire is contained and the extinguishing medium can be released without delay.
Wedge them open with an arrangement which allows them to be closed quickly in the event of a fire.quickly.
What is a "trailer horse" used for?
It is used to secure cargo in bad weather conditions
It is used as a fire-fighting vehicle
It is used to push lorries into their lanes
To secure and tow loose trailers
What differential pressure would be acceptable as a normal value across a lubricating oil filter for a diesel engine?
3.0 Bar
Zero
0.2 Bar
1.2 Bar
Many large, slow speed diesel engines have direct oil cooling of the piston crowns provided. An automatic slow down and alarm are sometimes fitted to protect against failure of this system. Which parameter is usually used to initiate this slow down?
Low oil pressure in the piston crown cooling space.
Low flow or no flow in the cooling oil return line.
High temperature of the piston crown.
Low pressure in the cooling oil return line.
What is a Gangway?
A Gangway is an interval of time between a change of working gangs, on board
A Gangway is a portable means of access to a ship
A Gangway is an accommodation ladder
A Gangway is a temporary means of access into the cargo holds
A standard convention for a 4 deck reefer vessel is to designate the decks A to D from upper to lower deck. Decks A and B common as are C and D with a gas tight seal between B and C. Apples are to be carried in decks C and D with bananas in A and B. Which of the options is the best to avoid the risk of crossover of temperature and respiration between the two cargoes?
Create a pressure differential with a higher pressure in decks A and B.
Create a pressure differential with a higher pressure in decks C and D.
Run the cargo fans intermittently in one of the spaces.
Operate the two spaces at equal pressures as the cargoes are compatible.
Which is the "AFT BREAST LINE", in the figure?
The Aft Breast Line is B, in the figure
The Aft Breast Line is C, in the figure
The Aft Breast Line is D, in the figure
The Aft Breast Line is A, in the figure
What type of heat exchanger is shown?
Evaporative
Bundle and stack
Plate
Shell and tube
The majority of conversions adopted under the auspices of IMO fall into which of the three main categories:
don't know
Maritime Safety, Prevention of Marine pollution, Liability and compensation
Maritime Safety, STCW, Maritime Security
Safety, Terrorism, ILO
What type of vessel is this?
Vessel not under command and not making way
Vessel at anchor carrying out special operations
Vessel aground
Deep draft vessel
What should one consider prior to loading machinery with caterpillar crawlers on the hatch covers?
The horizontal restraint of hatch covers
The horizontal restraint of hatch coamings
Maximum permissible loading of the hatch covers and the horizontal restraint of hatch covers and coamings
Maximum permissible loading of the hatch covers
What gives the condenser pressure in a 1 stage direct cooling plant?
One, two and three stage piston compressors.
One, two and three stage screw compressors.
Piston, screw and centrifugal type compressors.
Oil free screw and centrifugal type compressors.
Pitting corrosion is found around the steam drum water line of a high pressure steam boiler. From the options given, select the one most likely to cause this condition.
Dissolved oxygen levels are too high.
Seawater leakage from the condenser.
Total dissolved solids levels are too high.
Excess hydrazine dosage to the feed water system.
When filling departure ballast on a clean ballast tanker, which valve is the last to be opened after the pump has started (M/T «Seagull» is equipped with steam driven centrifugal pumps).
The tank’s suction valve.
The sea chest valve.
The pump’s delivery valve.
The bulkhead valve.
On a RoRo vessel, what should be done first when cargo has shifted at sea on a RoRo vessel and re-lashing is not possible?
Take action to improve stability
Go Faster to outrun the problem
Alter course and/or speed to reduce the accelerations and prevent further damage
What is a hydraulic hand pump usually used for?
A hydraulic hand pump is usually used to slacken the windlass brake
A hydraulic hand pump is usually used in an emergency to open the hatch covers
A hydraulic hand pump is usually used to steer the ship from the Emergency position
A hydraulic hand pump is usually used to tighten G-nuts
What distinguishes vapour connections (headers) from liquid cargo connections on a ship's manifold?
Liquid and cargo connections actually appear the same, but the ship's personnel always attach a small board to the applicable flange, identifying the cargo to be loaded and indicating whether it is for the liquid or vapour hose.
Vapour connections are painted yellow with green end bands, are marked with the words "not for liquid" and have a small hole capable of receiving a stud on the flange face at the six o'clock position.
Liquid connections are always marked with the corresponding tank number, while vapour connections are marked with the letter "V".
Vapour connections are painted yellow with red end bands, are marked with the word "vapour" (or "vapor") and have a small stud located on the flange face at the twelve o'clock position.
Which preparations and precautions are necessary before "hot work" commences onboard ship?
Just inform the Chief Engineer that the work is going to be carried out
Sound the general alarm before commencing work.
Notify all persons onboard at least 24 hours in advance of the work commencing.
Follow all ISM procedures relating to hot work including permit to work and hotwork permit requirements.
What is the correct method to use for fitting a rolling contact bearing, such as a ball bearing, onto a parallel shaft?
Use emery cloth on the inner ring (contact surface) of the bearing.
Use a hammer and a pipe with the same diameter as the inner bearing ring and knock the bearing onto the shaft.
Gently heat the bearing in an oil bath and use a bearing puller to draw it onto the shaft..
Use emery cloth on the bearing surface on the shaft.
The physical size of a resistor is an indicator of its
Power dissipation capability
Tolerance
Total resistance
Resistivity
What is the maximum design working pressure for an Independent Type A cargo tank as may be used for the cargo containment system of a fully refrigerated LPG/Ammonia carrier?
Atmospheric pressure.
18 bar gauge pressure.
0.7 bar gauge pressure.
2 bar gauge pressure.
All heat burns should be
Covered with Gauze or bandage immediately
Applied with soothing lotion as soon as possible
Treated by the doctor only
Cooled as quickly as possible with running cold water for at least 10 minutes
What are the requirements for heat exchangers that are used for heating the cargo during cargo handling operations on an LPG carrier?
The only requirement is that they must be designed and tested to tolerate minus 48 degrees C
They must be designed to withstand temperatures of minus 162 degrees C.
The only requirement is that they must be able to raise the cargo temperature to above 10 degrees C for transfer to shore storage tanks.
They must be designed to withstand the expected operating conditions with respect to pressure and temperature and the materials must be compatible with the cargo.
Why do we have longtitudal bulkhead in a prismatic cargo tank
To reduce the free surface ”sloshing” on the cargo
To control the list of the ship
To load two grades of cargo in one tank
To increase the transverse strength of the cargo tank
How would you prevent hot liquids spilling from pans in heavy weather?
Place absorbant cloths around the pans to catch any spillage.
Dry cook all food, do not use any water or fat.
Use tight fitting lids on the pans, secured with string.
Fit guard rails around the range and fill the pans to a lower level than usual.
What must be checked before deck cargo is loaded on top of hatch covers on a General Cargo vessel?
The ship must be on an even keel
The ventilators should be opened
The hatch covers must be fully secured to a sea going condition
The deck cranes must always be stowed into sea going position
In respect of a chemical tanker, carrying category "X", "Y" and "Z" Noxious Liquid Substances, what is understood by the term "Clean Ballast" as defined in the IBC Code?
Ballast water carried in a tank which, since it was last used to carry a cargo containing a substance in category "X","Y" or "Z", has been thoroughly cleaned and the residues resulting there from have been discharged and the tank emptied in accordance with the appropriate requirements of Annex II.
Ballast water carried in a tank which has been previously washed in accordance with the requirements of the Procedures and Arrangements Manual.
Ballast water that is free of all cargo residues and slops.
Ballast water introduced into a tank permanently allocated to the carriage of ballast or cargoes other than oil or Noxious Liquid Substances as variously defined in the Annexes of the MARPOL Convention and which is completely separate from the cargo and oil fuel systems.
A palletised cargo is being loaded onto a reefer vessel. The cargo is stowed on wooden pallets. Select from the options given the best method to be used for lifting the pallets onboard the vessel in order to avoid damage to the pallet boards.
By using woven strops.
By using wire strops.
By using rope endless strops.
By using a patented semi-balanced lifting fork.
Which electronic component or system of components is this graphical symbol illustrating:
3-phase sine-wave generator
Bandpass filter
Transformer with ferromagnetic core
Electric heater
What should be done prior to loading structural steel products on a General Cargo Vessel?
Dunnage of 7.5cm x 7.5cm cross section should be laid athwartships over the tank top about 3m apart
Dunnage should be laid fore and aft over the tank top
16mm wire cables should be laid athwartships over the tank top about 3m apart
16mm wire cables should be laid fore and aft over the tank top about 3m apart
What is the most important consideration when planning the lashing system for a particular sea route on a General Cargo Vessel?
Encountering heavy weather
Transverse accelerations
The breaking strength of lashing materials
The size and weight of general cargo items to be loaded
Does OPA90 apply to vessels engaged in carrying liquefied gas?
OPA90 applies only to oil tankers.
OPA90 applies only to non-American flag vessels.
Only if the vessel carry HC-products.
OPA90 applies to all ships.
What precautions should you take when washing down the galley area at the end of the working day?
All power to the galley range and other electrical equipment should be switched off and isolated; ensure you are suitably and safely dressed to avoid electrical, slipping and other hazards.
All electrical equipment should be switched on, to ensure it dries out quickly if it gets wet; remove your catering clothing, so that it does not get dirty and wet.
Wash only the deck, to avoid any risk of shock from electrical items, such as the range; wear shorts and rubber sandals ("flip-flops") to avoid transferring contaminants from your work clothes.
Cover all equipment and work benches with plastic sheeting; wash the galley deckhead, then work down the bulkheads and finally the deck, with fresh water above 65 degrees Celsius; wear heavy duty work clothes.
What happens to green vegetables when exposed to the presence of ethylene gas?
They turn yellow
They develop aslightly salty taste
They develop a deeper green colour
They become resistant to mould and may be kept for longer
The majority of large slow speed diesel engines used for main propulsion purposes are direct drive to a fixed pitch propeller? What is the main reason for this arrangement?
The amount of power that needs to be transmitted would overload a gearbox.
A fixed pitch propeller can operate with reasonable efficiency at the same sort of speed as the engine.
There is usually only one engine sin this arrangement and so clutches are not required.
Controllable pitch propellers cannot be used with large slow speed diesel engines which can be reversed.
What name is given to the pickled, fermented vegetable condiment that accompanies almost every Korean dish?
Korchee.
Kebchee.
Kalachie.
Kimchee.
You are in charge of loading a crude oil cargo at a terminal which employs a Vapour Emission Control System (VECS). What should you do if the flow of gas to shore reaches the maximum declared capacity of the system?
Open the mast riser vents to relieve the excess pressure and bring the flow within the declared range.
Communicate with the terminal and request a controlled reduction in the loading rate until the flow again comes within range.
Reset the lifting pressure level on the Pressure / Vacuum valves to allow them to release more vapour to atmosphere.
Say nothing and hope nobody notices, so that loading is completed as soon as possible. .
When talking about cargo operations on an oil tanker, what is "topping off"?
Commencing discharge from another tank, to retain suction, when stripping a tank
Completing the loading of a tank to the required ullage
Filling a cargo tank to its maximum level without causing an overflow
Slow pumping a cargo tank at the commencement of discharge, to achieve a safe ullage, before starting discharge from other tanks
On the figure there are four (4) possible directions, shown by the arrowed lines, which could be the correct direction associated with the term "HEAD LINE". Which one is the correct one?
Head line is given by D on the figure
Head line is given by C on the figure
Head line is given by A on the figure
Head line is given by B on the figure
This online test consists of 90 random questions from CES 5.1 tests on a topic of your choice.