%20scale(3)'%3E%3Cpath%20id='s'%20d='M0,-30%2017.63355,24.27051%20-28.53171,-9.27051H28.53171L-17.63355,24.27051z'%20fill='%23FF0'/%3E%3C/g%3E%3Cuse%20xlink:href='%23s'%20transform='translate(300,60)%20rotate(23.036243)'/%3E%3Cuse%20xlink:href='%23s'%20transform='translate(360,120)%20rotate(45.869898)'/%3E%3Cuse%20xlink:href='%23s'%20transform='translate(360,210)%20rotate(69.945396)'/%3E%3Cuse%20xlink:href='%23s'%20transform='translate(300,270)%20rotate(20.659808)'/%3E%3C/svg%3E){kind=small}
Rechercher les postes actuellement vacants :
Afficher les filtres
Rechercher dans la base de données des CV des marins :
Maison Tests en ligne CES Chemical tanker 2nd-Off / 3rd-Off Test online CES 5.1 for 2nd-Off / 3rd-Off, Chemical tanker vessel
Tests en ligne : Test online CES 5.1 for 2nd-Off / 3rd-Off, Chemical tanker vessel
Sélectionnez le mode de test :
Éducation
Test en ligne
Description
Le test consiste en des questions aléatoires sur un sujet sélectionné.
Question 1 depuis 90
- 1
- 2
- 3
- 4
- 5
- 6
- 7
- 8
- 9
- 10
- 11
- 12
- 13
- 14
- 15
- 16
- 17
- 18
- 19
- 20
- 21
- 22
- 23
- 24
- 25
- 26
- 27
- 28
- 29
- 30
- 31
- 32
- 33
- 34
- 35
- 36
- 37
- 38
- 39
- 40
- 41
- 42
- 43
- 44
- 45
- 46
- 47
- 48
- 49
- 50
- 51
- 52
- 53
- 54
- 55
- 56
- 57
- 58
- 59
- 60
- 61
- 62
- 63
- 64
- 65
- 66
- 67
- 68
- 69
- 70
- 71
- 72
- 73
- 74
- 75
- 76
- 77
- 78
- 79
- 80
- 81
- 82
- 83
- 84
- 85
- 86
- 87
- 88
- 89
- 90
How much food per person is supplied in a lifeboat?
None - only barley sugar sweets supplied
Not less than 10000 kJ
Not less than 20000 kJ
Not less than 5000 kJ
The outside manually controlled lamp of a liferaft must be capable of working at minimum for a period of:
4 h
24 h
12 h
8 h
On all UMS operated vessels and also on most other vessels the engine room is equipped with fire detectors. What requirements of testing and checking of the detectors are to be observed?
All the mentioned alternatives.
When testing detectors by suitable equipment (smoke and heat) check that the sensors self controlling system, e.g. a flashing control light etc. is functioning.
Check that the actual detector is giving appropriate signals to the central control unit and that all electric connections are in good order.
Check the detector with heat and/or smoke (in accordance with instructions in its manual)
*What is the signal actuated by a fire detection system?
An audible and visual signal consisting in 7 short signals followed by a long one
An audible signal at the control panel
A visual and audible alarm signal at the control panel
A visual signal at the control panel
*What is (are) the basic component(s) of a Fire detection system?
the detector heads
The control unit
The power supply
All the alternatives mentioned
*May an engine room be only protected by a fixed low expansion foam fire-extinguishing system?
Yes, if the "engine room" is considered as a machinery space of category A
Yes
It depends on the type of vessel
No
What is the most common fixed fire fighting extinguishing system fitted in an engine room?
A chemical powder system
An halogenated hydrocarbon system
A pressure water-spraying system
A carbon dioxide (CO2) system
You are carrying out a search in a smoke filled room, wearing a breathing apparatus. How would you conduct this search?
Proceed straight ahead to the far bulkhead and then carry out a left or right hand search as appropriate
As soon as you enter carry out a right or left hand search by placing the appropriate hand onto the bulkhead and then follow the bulkhead round as quickly as possible.
Proceed to the approximate centre of the room and then carry out the search on a circular pattern.
Carry out a right or left hand search and proceed carefully, feeling the area in front with the foot and using the back of the free hand to check the area around.
A received DSC ‘distress alert’ contains the following information: “UNDESIGNATED DISTRESS” Of this distress case:
Don't know
time is unknown
the position is unknown
the nature of distress is unknown
If a coast-station doesn’t answer a call on VHF working channel or doesn’t send a reply signal:
You can repeat your call after 2 minutes
You can repeat your call immediately when convinced that no other radio traffic is interfered with
You must call on another working channel
You must call on distress channel
Messages sent via INMARSAT C are charged
on the number of kilobits of information transmitted per block of 1024 bits
on the basis of a three minute minimum charge with one minute incremental steps
on the basis of a six second minimum charge with six second incremental steps
on the number of kilobits of information transmitted per block of 256 bits
A Category "B" Chemical Cargo which has a melting point of more than 15° C. can be carried:
In tanks adjacent to the ship's shell plating having heating coils?
In tanks where the heating coils have been removed and supply and return steam pipes blanked off?
In tanks not adjacent to the ship's shell plating having heating coils?
In any tank onboard the vessel?
A faint is a brief loss of consciousness of no more than momentary duration caused by a temporary reduction in the flow of blood to the brain.How to prevent anyone from fainting?
Tell the person to sit down in a sitting position breathing normally.
Tell the person to sit down and lean forward with the head between the knees taking deep breaths.
Try to keep the person in an upstanding position.
If standing in a crowd, flex the leg muscles and toes to aid circulation.
A vessel engaged in fishing and a power driven deep draft vessel restricted in her ability to manoeuvre are crossing so as to prevent the risk of collision. Which vessel keeps out of the way of the other?
They should call on VHF to agree on the action to take
The fishing vessel keeps out of the way of the power driven vessel restricted in her ability to manoeuvre
Both keep out of the way of the other
The power driven vessel restricted in her ability to manoeuvre keeps out of the way of the fishing vessel
If a ship requires 2 nautical miles to stop in the water from a "crash stop" when proceeding at full ahead in deep water. What will the stopping distance be in shallow water?
A greater distance
Similar distance to deep water
About 1.5 nautical miles
A shorter distance
What will the stopping distance of your ship be when proceeding with 5 knots and reversing to full astern?
The sea-trial tests may tell me, or else I can do a test myself to find out
The stopping distance is the same for all initial speeds
5 ship lengths
1500m
Which of the alternative methods of using a tug when escorting your ship through narrow waters do you think is the most effective if you lose steering power?
The tug-s bow against my stern, made fast with lines. By moving the tug to either side of my stern, this will help to steer the ship (figure 4).
Running free alongside, ready to be made fast (figure 2)
Made fast forward on either shoulder, ready to push (figure 3)
Made fast in a line at the bow (figure 1)
Ship to ship communication during SAR should be executed by?
Satellite
VHF and MF
VHF
MF
Which one among the following information shall be marked on the container of an inflatable liferaft:
the number of the liferaft
the port of registry of the ship to which the liferaft belongs
the name of the ship to which the liferaft belongs
length of painter
Which item among those below is included in the normal equipment of every liferaft ?
one searchlight which can work continuously for not less than 3 hours
two buoyant paddles
one boat-hook
two painters of a length equal to not less than the distance from the stowage position of the liferaft to the waterline
If conditions permit, which is the best way to board a liferaft which is floating close to the ship?
Use a rope ladder close to the raft to climb down and board
Jump into the water close to the raft, without a lifejacket, as this will make it easier to swim and board the liferaft
Jump onto the raft itself
Wearing a lifejacket, jump into the water close to the raft and then swim to it
For how long and at what speed is a fully loaded lifeboat designed to operate in calm weather?
3 knots for 24 hours
6 knots for 24 hours
4 knots for 48 hours
10 knots for 24 hours
*How much food per person is supplied on a liferaft marked SOLAS A PACK?
Not less than 5000 kJ
None
Not less than 10000 kJ
Not less than 20000 kJ
*Which of the following detailed explanations should be mentioned in the Training Manual ?
How to recover survival craft and rescue boats including stowage and securing
How to use surface to air visual signals to be used by survivors
How to use navigational equipment for survival crafts
How to use escape routes and other escape methods
Which of following items shall be included in an abandon ship drill?
Checking the distress signal rockets and other distress signals.
Checking passenger's immersion suits.
Checking the lifeboat provisions and supplies.
Checking that lifejackets are correctly donned.
Referring to the SOLAS convention, how often should a crew member on a cargo ship participate in one abandon ship drill and one fire drill?
Weekly
This is only required when he joins the ship
Monthly
Every second week
The boiler water tests show a high and increasing level of chlorides in the boiler water. What is the most likely cause of this problem?
Sea water leakage from the condenser.
Insufficient dosage of treatment chemicals.
Excess dosage of treatment chemicals.
Sea water leaking back through blowdown valves.
How many rescue boats should be provided on passenger ships of 500 gross tons and above?
None
Two, and at least one of the rescue boats shall be a Fast Rescue Boat
One Fast Rescue Boat
Two, one on each side of the ship
Under the IMDG code what class is assigned to a Fumigated Container?
Class 8
Class 9
Class 5
Class 6
On a RoRo vessel, which of the following is not required in the pre-stowage plan?
Checking communications equipment
Assigning crew duties
The operation of gas-tight and watertight doors
Stowage and securing of specialised cargoes
On a container vessel, why would it be difficult to extinguish a fire in a container containing chemicals?
Because water, if used, will always cause a chemical fire to flare up
Because containers containing chemicals are always inaccessible
Because heat is often produced due to chemical reactions within the cargo
Because chemical fires always spread instantaneously to other containers
This circuit symbol is an amplifier system and its frequency response diagram. Which control function is the system performing?
Proportional + derivate (PD)
Integral (I)
Proportional + integral (PI)
Proportional + integral + derivate (PID)
During inspection of the main bearing shells and housings of a medium speed diesel engine it is found that there is evidence of fretting at some of the bearing shell joint faces, the bearing housing joint faces and also between the back of the bearings and the bearing pocket. From the options given which is the most likely cause of these defects?
Running the engine overloaded.
Excessive tightening of the main bearing bolts
Operating with a faulty torsional vibration damper.
Insufficient tightening of the main bearing bolts.
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
How would pirates attacking a ship be communicated to another ship?
"My ship is under attack by pirates"
"My ship was under attack by pirates"
"My ship has pirates"
"My ship will be under attack by pirates"
How are the officers informed of the ship's stability in damaged conditions?
By the Captain's instructions
By damage-control board on the bridge
By permanently exhibited damage control plans
By damage-control information included in the muster list
Why is it considered good practice to have a duty crew member stand by the loading ramp?
To guide ro-ro units onto the vessel
To supervise the stevedores
o record the nature and extent of any pre-loading damages to cargo
To supervise the rate of loading
LPG carriers rely heavily on the compressors fitted as part of the reliquefaction plant. Screw and reciprocating types are widely used. Which type of reciprocating compressor is most common as a cargo compressor?
Double acting, single stage, oil free compressor.
Double acting, single stage, oil lubricated piston compressor.
Double acting, two stage, oil free compressor.
Single acting, single stage, oil free piston compressor.
What is the IMSBC Code?
A Code of Practice for Security of the vessel
The Bulk Carrier Code
Code of practice for dangerous packaged goods
The International Maritime Solid Bulk Cargo Code published by IMO which must be carried by all bulk carriers
Which of the following is most likely to influence changes to emergency plans and procedures?
MARPOL 73/78
The safety requirements of the USCG
The design and layout of the ship
The ISM Code
On a Container vessel, when will a full container experience a force of 100% of its weight?
When the ship is heaving
When the ship is rolling and pitching
When the ship is rolling
When the ship is pitching
What is the requirement for the atmosphere in the hold spaces surrounding cargo tanks that require a secondary barrier when carrying LPG cargoes?
The hold spaces must be filled with cargo vapour whenever there is cargo in the cargo tanks.
The hold spaces must be kept in an inert condition at all times even when the cargo tanks are empty.
The hold spaces must be kept in an inert condition whenever there is cargo in the cargo tanks.
The hold spaces must be filled with clean dry air at all times.
What gives the condenser pressure in a 1 stage direct cooling plant?
It is the seawater temperature that gives the condenser pressure in a 1 stage direct cooling plant.
It is the cargo temperature in the cargo tank that gives the condenser pressure in a 1 stage direct cooling plant.
It is the seawater flow in the condenser that gives the condenser pressure in a 1 stage direct cooling plant.
It is the cargo vapour temperature that gives the condenser pressure in a 1 stage direct cooling plant.
Why is the inlet to the slop tank often directed towards the bulkhead (see the illustration) ?
None of the mentioned
To reduce the settling time
To avoid build-up of static electricity, which may cause explosion
To avoid too much agitation of the oily water in the tank
You are on a power driven vessel underway in open water. This vessel is sighted directly ahead. The distance is closing slowly. What action will you take under the International Collision Regulations and why?
This is a vessel engaged in towing and I am seeing the stern light of the tow. The tug is not however showing any lights indicating she is restricted in her ability to manoeuvre. I will however display good seamanship and keep out of her way.
I will keep out of her way. I am the overtaking vessel and am obliged to keep clear under rule 13.
I will maintain my course and speed. The other vessel is being overtaken and is therefore obliged to keep out of the way by rule 13.
The vessel is on a steady bearing and the distance is closing. I will therefore take avoiding action, altering course to starboard and sounding one short blast under rules 14 and 16.
Cargoes of frozen beef and chilled beef have approximate carriage temperatures of minus 18 and minus 1 degree Celsius respectively. Greater care is required when carrying chilled beef as it is more sensitive to deviations from, and requires finer control of, its recommended carriage temperature. Which option best completes the following statement? "This additional care is worthwhile because…
...carrying chilled beef is a modern innovation."
…chilled beef is healthier for consumers."
…chilled beef can be kept longer than frozen beef."
…chilled beef commands a much higher price in the market."
What is the minimum number of lifebuoys that shall be provided with self-igniting lights an self-activating smoke signals?
At least 1
4
2
50% of the total number of lifebuoys
What would be the most probable cause of the exhaust gas temperature from one cylinder of a diesel engine being lower than normal?
The opening pressure for the injection valve for the cylinder is set too high.
There is air in the fuel oil system.
The intake filter for turbo charger is partly fouled.
The camshaft chain is too slack.
Which of the following cuts of beef is taken from the shoulder?
Rump
Brisket
Chuck
Silverside
What is the situation of this vessel?
This vessel is not under command, but is making way through the water.
This vessel is aground.
This is a vessel constrained by her draft.
This vessel is not under command and stopped in the water.
This resistor has the value of 68 k ohm. Which colour code should be marked on the rings (assume ring d is the tolerance ring)?
a. red b. black c. yellow
a. blue b. grey c. orange
a. black b. red c. orange
a. violet b. green c. yellow
Why are a greater number of lashings required to secure cargo forward on deck compared with amidships under deck of a General Cargo Vessel?
Because the dynamic stresses on the lashing are much greater
Because the roll period is greater forward
Because heavier cargo is stowed forward
Because the dynamic stresses on the lashing are much less
What is a "Bollard"?
A Bollard is a very heavy rope
A Bollard is a rope made up of several strands
A Bollard is a thick steel post to which mooring lines are secured
A Bollard is a loop in a rope
What is shown on the new ‘Marine Pollutant’ label under the IMDG Code?
The letter 'P'
A dead tree and dead fish
Dead fish and dead sea birds
The letters 'PP'
Where are the two places that a hydraulic cargo pump can be started from on a chemical tanker?
Remotely, from the cargo control room or from the hydraulic aggregate room.
Locally at the pump on deck and remotely from the hydraulic aggregate room.
Locally at the pump on deck and remotely from the cargo control room.
Remotely, from the cargo control room or the engine control room.
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.
This figure shows a transformer, with two windings, N(1) = 2000 and N(2) = 1000 turns, on a common magnetic circuit. Assume that there is no energy loss in the transformer itself. Calculate the current I(2) when the current I(1) = 2 A.
I(2) = 8 A
I(2) = 2 A
I(2) = 1 A
I(2) = 4 A
Where on board a ship will cargoes experience the least accelerations?
At the intersection of the fore and aft, athwartships and vertical axes of the ship
At the intersection of the fore and aft and vertical axes of the ship
At the intersection of the athwartships and vertical axes of the ship
At the intersection of the fore and aft and athwartships axes of the ship
If a fuel oil cargo is treated with an anti-static additive, how does this affect its conductivity characteristics?
It becomes an accumulator of static charge.
It becomes mildly magnetic for a time.
Its relaxation time after loading is extended.
It becomes a non-accumulator of static charge.
"Protective discrimination" means the progressive grading of sizes or tripping times of:
Generators and motors.
Line fuses and overcurrent relays
Magnetic and thermal current transformers.
440 V and 220 V transformers.
The Chief officer of a General Cargo Vessel has instructed that ballast tanks must not be allowed to overflow when ballasting alongside. Which of the following is of the greatest concern?
Overflowing ballast water running over side and onto quay resulting in possible damage to shore equipment
Ballast water flowing back into dock
Over pressurising the tank top
Tanks being filled incorrectly
How is responsibility for the stowage and securing of containers determined on multi-purpose vessels?
By wording in the charter party
By advice from the Supercargo
Responsibility always lies with the charterer
Responsibility always lies with the attending surveyor
How can the pressure be regulated during start up of a positive displacement pump such as a gear pump?
By throttling the discharge valve
By throttling the suction valve.
Positive displacement pumps operate at constant pressure and cannot be regulated.
Adjustment of the pressure relief valve to recirculate part of the flow.
What does the term "ullage" refer to?
The measured depth of product in a cargo tank.
The height from the bottom of a cargo tank to the top.
The special calculations that the Chief Officer makes when he works out the ship's final draughts before sailing.
The depth of free space left in a cargo tank above the current liquid level.
Which of the options given is likely to be the reason for a drop in the charge air manifold pressure of a diesel engine operating with an exhaust gas turbocharger?
Insufficient cooling of the charge air.
Exhaust gas boiler fouled.
Engine room exhaust fans stopped..
Scavenge ports dirty.
Why is it important to check the timing on the cylinder oil lubricators?
To get the right amount of oil into the cylinder.
To avoid excess lubrication.
To avoid high temperature in the combustion chamber.
To get the oil into the cylinder when the piston is in the right position.
Why should one not rely wholly on a loading computer?
Because loading computers do not indicate actual sea going conditions
Because loading computers do not warn of high centres of gravity when high cube containers are carried
Because some instruments do not warn of heavy-over-light containers so long as overall stack weights are within limits
Because loading computers do not indicate the positions of high cube containers
Where would you find the document relating to the "Condition of Freeboard Assignment" onboard?
With the Loadline Certificate.
With the Structural Survey File.
With the Classification Records.
With the Safety Construction Certificate.
When starting up an aerobic type sewage unit for the first time, or after manual cleaning, how should the bacterial process be initiated?
By shutting off the air flow.
By bypassing the grey water inflow and operating only with black water.
By filling the unit with sewage and bubbling air through it for 48 hours prior to starting the discharge pump.
By adding an activating agent to the inflowing sewage.
On a Container vessel, during rolling which of the following bears the initial stresses?
Twistlocks
Container corner posts
Lashing rods
Container corner castings
Which of the following points would be the specific point about which a vessel will roll in a seaway?
The Centre of Gravity G.
The Centre of Buoyancy B.
The Centreline CL.
The Centre of Flotation CF.
When operating a propulsion installation consisting of medium speed diesel engines driving a controllable pitch propeller it is possible to operate the combination of engine speed and propeller pitch in a number of different ways. What would be the main reason for operating with constant speed and variable pitch?
To allow the engine to be operated with a load sensing governor instead of a speed sensing governor.
To allow rapid load change and thrust reversal when manoeuvring.
To obtain maximum propeller efficiency over the load range of the engine.
To allow constant speed operation of a shaft generator while the engine load changes with pitch variation.
What is the name by which the regulations which prevent and control pollution from ships are known?
The International Shipping Pollution Laws.
SOLAS
MARPOL
The ISP Code.
A draw card obtained from a cylinder of a large 2 stroke diesel engine shows that both cylinder compression and maximum pressures are low. Cards from other cylinders indicate normal operation. What is the likely cause of this problem?
Faulty cylinder component (piston rings, liner, etc.)
Excessive cooling of the charge air..
Faulty turbocharger.
Faulty high pressure fuel pump.
How should a crew member on duty prevent scratching vehicles?
By removing his safety helmet when approaching a vehicle
By maintaining a safe distance from all vehicles
By wearing gloves at all times
By not wearing or carrying any external metal accessories
A resistor has three red bands. What is the resistance?
220 ohm
22 ohm
2200 ohm
222 ohm
What factors do you consider as important before mooring a vessel?
Use of proper Personal Protective Equipment, Mooring stations should have effective hazard markings/ hazard highlighting, Stay clear of mooring ropes/wires, Be aware of Snap-back Zone, Proper procedures
Use of proper Personal Protective Equipment
Use of proper Personal Protective Equipment and be aware of Snap-back Zone
Use of proper Personal Protective Equipment, Well maintained mooring equipment, Make sure the area is tidy and clean, Mooring stations should have effective hazard markings/ hazard highlighting, Stay clear of mooring ropes/wires, Be aware of Snap-back Zone, Proper procedures, Effective communication
Refrigeration plants using ammonia as the primary coolant have been fitted to some reefer vessels. When designing such a ship which aspect, from the options given, would be the most important consideration?
The temperature range that the plant would be expected to operate at.
Crew safety.
Installing a suitable control system for the plant.
Availability of the gas.
Which controller must be tuned first in a cascade control system?
The secondary controller
Both at the same time
Any one of them
The primary controller
How will you find the Tipping Moment of a cargo item?
Transverse accelerations/10 x weight of cargo item x height of its centre of gravity above its base
Transverse accelerations/10 x weight of cargo item x height of its centre of gravity above the keel
Transverse accelerations/7 x weight of cargo item x height of its centre of gravity above its base
Transverse accelerations/7 x vessel's natural roll period
What is the benefit of prismatic Type "B" tanks?
The tanks do not form part of the ship's hull structure.
The ship's hull may act as the secondary barrier.
The tanks are completely self-supporting.
The benefit of maximising ship hull volumetric efficiency.
For what purpose is inert gas utilised on a gas tanker?
Inert gas is utilised on board gas carriers to neutralise atmosphere in hold/ interbarrier spaces
Inert gas is utilised on board gas carriers to held overpressure in cargo tanks when discharging
Inert gas is utilised on board gas carriers to neutralise atmosphere in cargo tanks, pipes and hold/ interbarrier spaces
Inert gas is utilised on board gas carriers to gas free cargo tanks
Low voltage ships tend to have insulated neutral systems. What is the reason for this?
If the neutral is not insulated then it may short to other conductors.
It is easier to detect faults
In the event of an earth fault vital equipment will not trip
It is more effective than insulating the live conductor
This amplifier circuit is a common configuration used to amplify the difference in voltage between two input signals; in this case input 1 and 2. What is this amplifier called?
Push-pull amplifier
Differential amplifier
Common emitter amplifier
Darlington connection amplifier
You are mid-way through the discharge of several grades of chemicals. You hear a sudden change in tone on a cargo pump and notice hydraulic oil spraying from a broken oil supply pipe. What will you do?
Secure some heavy duty rubber packing over the hole in the pipe and place a bucket underneath to contain any continuing leakage. Throw a bag of sand around the area to make it less slippery.
Activate the hydraulic emergency stop. Notify the Duty officer. Close all manual cargo valves. Prepare for emergency spill response.
Stop the cargo pump supplied by the broken line. Continue discharge with all other pumps.
Notify the duty engineer and request a fitter evaluates the problem with the hydraulic line.
When operating a steam boiler burner unit what is the best method for evaluating that the correct amount of excess air is being supplied to the furnace?
The colour of the flame in the furnace.
The reading from the flue gas oxygen analyser
The length of the flame in the furnace.
The colour of the exhaust leaving the uptake.
What will you do if you are helmsman and the OOW (officer on watch) gives you the order: “Port 20” and after a while the order: "Ease to 10"?
Turn the wheel until the rate of swing of the ship is 20 degrees per minute and then after the second order, reduce the wheel to make it swing at only 10 degrees per minute
Change the compass course to a new heading which is 20 degrees to port of original heading and then after the second command reduce it to only 10 degrees to port of original heading
Apply the wheel to alter the course 20 degrees to port and then after the second command change the heading a further 10 degrees
Apply 20 degrees of rudder towards port and then after the second command reduce the wheel to 10 degrees.
Many LNG vessels have spherical cargo tanks. Which of the statements given in the options is the most accurate?
Using spherical tanks means double hulls are not required.
Using spherical tanks means that the cargo can be carried at pressures well above atmospheric.
Using spherical tanks allows more cargo to be carried as the tank is positioned above the deck.
Using spherical tanks means only a partial secondary barrier is required.
How many two-way VHF radiotelephone apparatus shall be provided on board a ro-ro passenger ship of 500 gross tonnage and upwards?
3
2
It is required to have a fixed two-way VHF fitted in a survival craft
One for each survival craft
What is the purpose of an evacuation analysis?
o provide port state control inspectors with reports
To ensure the ship can be evacuated in less than 30 minutes
To provide the passengers with written results of the analysis
To identify and eliminate, as far as practicable, congestion which may develop during an abandonment
Ce test en ligne se compose de 90 questions aléatoires issues des tests CES 5.1 sur un sujet de votre choix.