%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}
Suche nach aktuellen Stellenangeboten:
Filter anzeigen
Suche in der Datenbank der Lebensläufe von Seeleuten:
Heim Online-Tests CES Gas tanker MASTER / Ch-Officer Test online CES 5.1 for MASTER / Ch-Officer, Gas tanker vessel
Online-Test: Test online CES 5.1 for MASTER / Ch-Officer, Gas tanker vessel
Wählen Sie den Testmodus:
Ausbildung
Online-Test
Beschreibung
Der Test besteht aus zufälligen Fragen zu einem ausgewählten Thema.
Frage 1 aus 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
The method of extinction by smothering is based on this basis;
The fire is extinguished by interrupting the chain reaction, as it stops the transmission of heat by means of the action of chemical agents
The fire is extinguished by avoiding the contact between the fuel vapours and the oxygen
The fire is extinguished by avoiding the contact between the fuel vapours and the hot surface
The fire is extinguished by eliminating the heat so as to obtain a temperature at which the fuel doesn-t give off enough vapour
The effectiveness of foam is based on:
dilution
Inhibition
smothering and cooling
smothering and dispersion
*What is the maximum floor area that one heat detector can cover?
77 m2
10 m2
37 m2
50 m2
If you are alone and you see smoke coming from a closed cabin door. What should you do first?
As most people are sleeping, call a friend and ask him to assist in putting out the fire
Get the nearest fire extinguisher and then open the door to see what the situation is
Take a look inside the cabin to see what the situation is
Activate the nearest fire alarm button and advise bridge of the location of the fire
" On area A1 the function "" Transmission and reception of signals for locating "" is mainly based on:"
the use of SART transponders
the use of INMARSAT Epirbs
the use of VHF DSC
the use of SARSAT COSPAS Epirbs
" On area A3 the function "" Transmission and reception of signals for locating "" is mainly based on:"
the use of SARSAT COSPAS Epirbs
the use of SART transponders
the use of HF DSC
the use of MF DSC
The Urgency Message from a ship is used to notify other traffic of a situation where the ship is not in imminent danger, but where the development of the situation is uncertain and may need assistance in the near future. What is the telephony urgency message like?
RESCUE-RESCUE
SECURITE
PAN-PAN
MAYDAY
When a vessel violates the oil pollution laws, who may be held responsible?
Captain only
Officers only
Shipowners only
Any one involved in the operation
During loading of oil, you notice oil on the water near your vessel. What should you do first?
Notify the terminal
Search the vessel for leaks
Notify the Coast Guard
Stop loading
Any ship of 10.000 tons gross tonnage and above shall be fitted with oily-water separating equipment for the control of machinery space bilges.What kind of equipment is required in this connection?
Sludge separating tank.
Oily-water separating equipment only.
Either Oil fitting equipment , or Oily-water separating equipment , or combination of both.
Oil fitting equipment only.
*Which of the following preventive actions are required by the International Maritime Dangerous Guide Code?
Actions relating to the segregation of the dangerous goods.
Actions relating to the classification of the dangerous goods.
All these actions are required.
Actions relating to the packing of the dangerous goods.
Give the meaning of the following symbol
Emergency bilge pump
Fire pump
Bilge pump
Emergency fire pump
What is the purpose of a painter?
To keep the lifeboat in an accurate position close to the vessel.
To adjust the drifting speed of the lifeboat.
To avoid the lifeboat to drift away.
To keep the lifeboat up against the sea/wind.
What is the name of the IMO publication giving guidance in Search and Rescue operations?
MERSAR
AMVER
RASSO
EPIRB
What is a "Rescue Sub-Centre" (RSC)?
A centre for underwater search and rescue operation
A unit subordinate to a rescue co-ordinating centre
A center established to assist the main national rescue centre
A national search and rescue centre subordinate to an international search and rescue co-ordinating centre
Please name correctly the most common rudders as shown below? UNBALANCED, BALANCED, SEMI-BALANCED, UNDERHUNG BALANCED
NO. 3,2,1 and 4
NO. 1,3,2 and 4
NO. 2,3,1 and 4
NO. 1,2,3 and 4
The rudder is hard over, full ahead in deep water. How much lift force remains when the engine is stopped?
About 20 %
About 50 %
About 5 %
About 80 %
It is important that the brake holding capacity of a self stowing winch drum should not exceed the breaking strength of the wire or rope wound onto it. A certain percentage of extra strength is therefore recommended for the wire or rope over the brake holding capacity of the winch. So, for a winch of brake holding capacity of 60 Tons you would order a wire of breaking strength:
61 Tons
75 Tons
100 Tons
80 Tons
The positions of the ship provided by the GPS should always be confirmed by other means, when possible. Which of the following suggested methods would be the most accurate?
The ranges of three distinctive shore objects on the radar.
Bearing using the Radio Direction Finding of three radio beacons
Bearing and distance from a navigational Buoy
Compass bearings of three shore objects
What is most important when transferring route plans to other nav. systems?
Both systems use same chart datum
Both systems are made by the same manufacturer
Both systems are approved by the classification society
Both systems work according to specification
" On area A3 the function "" Transmission and reception of signals for locating "" is mainly based on:"
the use of SART transponders
the use of MF DSC
the use of HF DSC
the use of SARSAT COSPAS Epirbs
Which one of the listed requirements regarding radiotelegraph stations do not correspond to present regulations?A radiotelegraph station shall be provided with:
a reliable clock with a dial not less than 12,5 cm diameter, and marked to indicate silence periods
spare parts, tools and testing equipment
direct access to the navigating bridge
either an electric inspection lamp or a flashlight
Define the class of emission H3E :
Radiotelex and DSC - Frequency shift keying of carrier with error correction
Radiotelephony - Single sideband full carrier
Radiotelex and DSC - Phase modulation
Radiotelephony - Single sideband suppressed carrier
Which of the following are SARSAT COSPAS EPIRB frequencies :
1,6 GHz
121,5
406,025 kHz
406,025 et 121,5 MHz
*You are on board a cargo ship. The ship is heavily listing to starboard, making impossible the launching of the survival craft stowed on this side. Lifeboats and liferafts are equally distributed on each side of the vessel. What should be the total number of persons that can be accommodated in the remaining survival craft stowed on the port side ? (*) N is the total number of persons that vessel is permitted to carry.
at least 150 % N (lifeboat capacity: 100 % N; liferaft capacity: 50 % N) (*)
at least 200 % N (lifeboat capacity: 100 % N; liferaft capacity: 100 % N) (*)
at least 100 % N (lifeboat capacity: 50 % N; liferaft capacity: 50 % N) (*)
at least 150 % N (lifeboat capacity: 50 % N; liferaft capacity: 100 % N) (*)
Which one of the listed requirements regarding service and maintenance of life-saving appliances correspond to present regulations?
Maintenance and repair of all life saving equipments shall be carried out by the certified ship staff only
Instructions for onboard maintenance of life-saving appliances in accordance with the regulations shall be provided
Maintenance and repair of all the life-saving equipments will be carried out ashore in work shop only
At least one member of the crew shall hold a repairman certificate for life-saving equipment
*Which of the following fittings shall be provided to all lifeboats:
a tiller permanently linked to the rudder or removable if the lifeboat has a remote steering mechanism
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
a remotely operated steering arrangement
Which one of the listed requirements regarding the stability of inflatable liferafts do not correspond to present regulations? The stability of inflatable liferafts shall be such that:
when floating in the inverted position it can be righted by one person
in the event of capsizing it will automatically attain a position providing an above water escape
it can be towed with full complement at speeds up to 3 knots
it is stable in a seaway when fully inflated and floating with the canopy uppermost
How often should each lifeboat be lowered into the water and manoeuvred with its operating crew aboard under SOLAS regulations?
Monthly
At least every three months
At least every six months
Once a year
If conditions permit, which is the best way to board a liferaft which is floating close to the ship?
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
Use a rope ladder close to the raft to climb down and board
Which of following items shall be included in an abandon ship drill?
Checking the lifeboat provisions and supplies
reporting to stations and preparing for the duties described in the muster list
Checking passenger's immersion suits
Checking the distress signal rockets and other distress signals
Why should iron ore not be dropped from a great height into a cargo hold of a Bulk Carrier?
Because the shell plating can indirectly become damaged
Because cracks can develop around the hatch coamings
Because the tank top and double bottom internals can sustain damages
In order to maintain the ships stresses within acceptable levels
What is the name of the device used for supervising all the ballast water to be pumped over board?
Ballast Monitor. (BM).
Ballast Supervising Monitor. (BSM).
Oil Detection Monitoring Equipment.(ODME).
Ballast Handling Monitor.(BHM).
What is the requirement regarding number of slop tanks on oil tankers of 70,000 tons and above delivered after 31 December 1979?
Shall be provided with at least 2 slop tanks.
Shall be provided with slop tank.
No requirement regarding number of slop tanks.
Shall be provided with sufficient number of slop tanks.
What is the requirement to valves in the ESD (Emergency shut-down) system?
They must be electrically operated.
They must be hydraulically operated.
They must be pneumatically operated.
They must be fail-safe.
What name is given to an appetizer, served before a meal, usually being small, attractive, savoury snacks, designed to stimulate the appetite?
Hors d'oeuvre.
Order.
Hors de manger.
Hors de combat.
Some 4-stroke engines are fitted with a rotorcap on the cylinder head valves. For what reason?
Rotate the inlet valve during operation.
To prevent the valve spindel to stick..
Distribute the exhaust gas or the air inlet better to improve combustion.
Improve the scaling surface function, increase the service time of the exhaust valve in the engine.
For what purpose are we using a Mollier diagram?
We use the Mollier diagram to calculate the differential pressure over the cooling plant.
We use the Mollier diagram to calculate the heat transferred to the cooling plant.
We use the Mollier diagram to calculate the vapour flow in the cooling plant.
We use the Mollier diagram to calculate the cooling capacity of the cooling plant.
What is the purpose of the decanting line between two slop tanks on an oil tanker that is using water for the washing of the cargo tanks?
To enable the filling of the secondary slop tank via the primary slop tank.
To enable most of the recovered oil to be retained in the primary slop tank, while the cleaner part of the water will flow into the secondary slop tank, where it can be re-used as wash-water.
To enable both the primary and secondary slop tank to be filled without using the main cargo lines.
To avoid a build-up of static electricity during water washing, caused by air being drawn in as the primary slop tank empties.
Car decks on board ro-ro passenger ships are nomally closed during sea passage. Why are passengers not allowed to be on the car-deck during sailing?
Vehicles and other cargo can shift when the ship is rolling. Persons may be trapped between vehicles or cargo.
f the car decks are empty, it will be easier for the crew to locate all passengers in case of an emergency
To prevent burglary and damage to cars
In case of an emergency situation it can be difficult for passengers to escape. Vehicles, lorries, trailers and other cargo are maybe lashed and it is a substantial chance for passengers to get injured. Vehicles and other cargo might also shift when the ship is rolling.
When would gassing-up of cargo tanks on an LNG carrier normally be necessary?
To remove inert gas or nitrogen from the cargo tank atmosphere.
Prior to loading each cargo.
When the tank atmosphere needs to be made inert.
During each ballast voyage.
A cable has a resistance of 1 milli-ohm per metre. It supplies a 300A load over a distance of 100 metres. What is the voltage drop along it's length?
300 milli-volts
3.0 volts
30 volts
300 volts
What is the time limit for abandonment of passenger ships?
There is no time limit
30 minutes from the time the abandon ship signal is given
2 hours from the time the abandon ship signal is given
15 minutes from the time the abandon ship signal is given
How could you calculate the Stowage Factor of a cargo commodity after loading in a General Cargo vessel?
By dividing the volume of the space used by the tonnage of the commodity loaded
By dividing the gross tonnage of the space by the area of the commodity
By dividing the area of the space by the tonnage of the commodity
By dividing the gross tonnage of the space by the volume of the commodity
Where is the normal position of the "Pivot Point" of a vessel when going astern?
Amidships
1/3 of the vessel's length from the bow
Between 1/4 of the ship's length from the stern and the rudder post
Between amidships and 1/4 of the vessel's length from the bow
Who is responsible to ensure that all personnel on board are provided with suitable Personal Protective Equipment where it is needed?
The Company/ employer
The Head Department
The safety officer
The Master
After discharging petcoke and washing the cargo holds in the Mediterranean Sea where can a vessel bound for Aden discharge the cargo residue?
At a shore facility
In the Red Sea
In the Mediterranean Sea
In the Gulf of Aden
The Chief Engineer tells you to carry out Hot work on deck. What kind of permit do you need?
Hot work permit
No permit is required as long as the work shall be carried out on open deck
Cold work permit because the work will be carried out on open deck
Work permit
A sudden or gradual decrease in the pH-value, or an increase of the sulfate content, in the cooling water may indicate:
Leakages from seawater coolers
Leakages from L.O. coolers.
Exhaust leakage
High concentration of corrosion inhibitors
On a Container vessel, what prevents the installation of double stacking cones?
A homogenous container load
Out-of-gauge containers
Limitations in ship design
Restrictions in the cargo securing manual
What do the letters "VOC" stand for when discussing types of oil cargo?
Volatile Organic Compound.
Valuable Oil cargo.
Volatile Oil Cargo.
Volumetric Oil Calculation.
What is the correct definition of "lee side"?
Port side.
The side from the wind.
The side against the wind.
Starboard side.
Methane/air mixtures in the range of 5.3 - 14% are flammable and have an auto ignition temperature of approximately 595 degrees C. What is meant by the term 'auto ignition temperature'?
It is the lowest temperature at which flammable gases are given off by the mixture.
It is the lowest temperature at which the mixture will ignite when a flame is applied to it.
It is the lowest temperature of the source of ignition required to ignite a flammable mixture.
It is the temperature at which the mixture will spontaneously ignite and continue to burn without an external source of ignition.
What is meant by the term "keeping a proper lookout" as applied to the bridge lookout?
Keeping a visual lookout all round the vessel
Continually visually scanning the horizon all round the ship
Keeping a visual lookout all round the ship and also actively listening out for audio signals
Keeping a very visual lookout ahead and abeam of the ship
Where is the "BRIDGE", in the figure?
The Bridge is C, in the figure
The Bridge is A, in the figure
The Bridge is D, in the figure
The Bridge is B, in the figure
Fluid-driven eductors (as commonly found on crude oil tankers), operate on a principle known as Bernoulli's principle. What does that state?
The increase in pressure at the eductor inlet is inversely proportional to the decrease in pressure as measured at the discharge orifice.
The volume of a fluid increases as the pressure in it decreases.
The discharge rate is inversely proportional to the pressure applied in the drive inlet.
The speed of a moving fluid increases as the pressure in the fluid decreases.
How many separate means of escape are provided from each fire zone above the bulkhead deck?
Don't know
Two
Three
One
During cargo tank gassing up and cooling down operations on an LNG carrier which of the given options, regarding temperature, needs to be observed?
Always control the vaporisers so that the temperature of methane vapour is lower than existing tank atmosphere temperature.
Never allow temperature of the insulation to fall below the safe minimum temperature.
Always control the outlet temperature of methane from the vaporiser.
Always control the temperature in the shore supply line.
What is an unsaturated hydrocarbon?
Unsaturated hydrocarbons are colourless and odourless liquids and they are chemically reactive
Unsaturated hydrocarbons are colourless liquids with a sweetish odour, they are chemically non-reactive and have to be carried under high pressure
Unsaturated hydrocarbons are colourless and odourless liquids and they are chemically non-reactive
Unsaturated hydrocarbons are colourless liquids with a sweetish odour and they are chemically reactive
Why is it important to check the ullages of the cargo tanks and sound double-bottom tanks at regular and frequent intervals during an oil tanker's loaded passage?
Such a procedure will indicate if there are any internal or hull leakages
Such a procedure will indicate if there is a build-up of pressure and the failure of any part of the venting system.
Because it is a requirement and the vessel can demonstrate complaince during an audit.
Such a procedure will confirm the correct function of the cargo calculator by referencing volume against temperature.
Modern large slow speed diesel engines operate with very efficient turbochargers. This has resulted in much later opening of the exhaust valve as less energy is needed to drive the turbocharger giving exhaust timing which is almost symmetrical about bottom dead centre. How has this affected the reversing operation of the engines?
It has no effect and the reversing requirements of the engine are still the same.
Only the air start distributor has to be repositioned prior to reversing the engine.
The engine can be reversed by simply repositioning the main camshaft.
Only the fuel and starting air timing needs to be changed to reverse the engine.
Who can carry out a Quadrennial Thorough Survey of cargo gear?
A classification society surveyor
A deck officer designated by the master
A marine surveyor
The master
What are the operational requirements for a fast rescue boat?
It shall be transferable on each side of the vessel
There is no requirement for a launching appliance
It shall be served by a launching appliance to launch and retrieve the boat in still conditions
It shall be served by a suitable launching appliance to launch and retrieve the boat even under severe adverse weather conditions
How can you arrange for safe movement of passengers on ro-ro decks?
It is easy, only drivers are allowed to stay in the car during loading and unloading.
Passengers are responsible for their own safety while moving about ro-ro decks.
Passengers should be warned of vehicle movements when entering or crossing car or vehicle decks. They should preferably keep to walkways while moving about the ship.
Passengers should stay in their cars until loading is completed. They should keep to walkways when leaving the car.
What is the maximum pressure that the safety valve on a steam boiler should be set to lift?
3% above the normal working pressure.
10% above the normal working pressure.
At the maximum design or maximum permitted working pressure of the boiler.
3% above the maximum design pressure..
On the figure 4 possible definitions of the term "ABEAM" are shown. Which one is the correct one?
Abeam is defined as B on the figure
Abeam is defined as C on the figure
Abeam is defined as A on the figure
Abeam is defined as D on the figure
For a cargo compartment on a chemical tanker to meet the definition and requirements of a "pressure tank", what must its design pressure be?
At least 1.0 bar gauge.
At least 2.1 bar gauge.
Less than 0.7 bar gauge.
Greater than 0.7 bar gauge.
When should a crane or derrick sheave be replaced?
When wear down in the groove exceeds 20% of the wire rope diameter
When wear down in the groove exceeds 25% of the wire rope circumference
When wear down in the groove exceeds 25% of the wire rope diameter
When wear down in the groove exceeds 20% of the wire rope circumference
Which statement about the garbage record book is true?
Each entry is to be written in the language of the ship's flag state
It is required by all ships on International voyage
Each entry is to be signed by the Master
It is used to record all operational and accidental garbage discharges
Which special regulations cover transportation of grain on a Bulk Carrier?
IMO Grain Rules?
Port State Regulations?
Statutory Regulations?
Classification Society Rules?
TBN - total base number from a lube oil test, indicates the:
Amount of organic acids in the oil.
Amount of contaminants in the lubricating oil.
Alkalinity of the lubricating oil.
Flash point.
If you are the helmsman on duty, what would be the correct action if the OOW (officer on watch) gives you the order to: "Change over from Automatic pilot to Hand steering".
Standby the wheel and wait for the OOW to apply the appropriate controls to change from Automatic pilot to hand steering
Apply the controls to disconnect the Automatic pilot and engage hand steering. Start steering the vessel using the wheel and confirm with the OOW the change-over is complete and the course you are to steer
Apply the appropriate controls to disconnect the Automatic pilot and engage hand steering. Start manually steering the same course as was being steered by the automatic pilot.
Ask the OOW what course you are to steer and standby the wheel. Tell the OOW you are ready for changing over.
What are the properties of IMDG Class 4 (Flammable Solids) cargoes?
These cargoes emit flammable gases
These cargoes are liable to spontaneous combustion
These cargoes are liable to spontaneous combustion or when in contact with water emit flammable gases
These cargoes emit toxic gases
When Ro-Ro cargo is damaged what should be noted down immediately?
Chassis identifying marks and/or numbers
The driver’s name
Names of witnesses
The time, date and location of occurrence and details of the damage
If the strength of the wind is related to the pressure gradient and the space between the isobars, which of the following statements is correct?
The closer the isobars are together the stronger will be the predicted wind.
The pressure gradient is a measurement of the distance between the high and the low pressures and is not associated with isobars.
Strong winds are found in areas where the isobars are not close together
The wind force is related to the difference in pressures and blows directly between the centres of high and the low pressure
We have a problem with surging in the turbocharger. Which of the following could be the cause?
The lubrication oil pump is malfunctioning
Dirty scavenging air cooler on the air side
Dirty rotor blades and nozzle ring.
Worn out bearings on the turbocharger
What is the main effect on lubricating oil of operating for long periods at excessively high temperature?
It will change the flashpoint of the oil.
It will cause the oil to oxidise, reducing the viscosity.
It will cause the oil to oxidise, increasing the viscosity.
It will cause the oil to evaporate, increasing consumption.
How do we control the cargo tank pressure whilst we are at sea?
Whilst at sea we control the cargo tank pressure by use of inert gas system.
Whilst at sea we control the cargo tank pressure with the cargo cooling plant.
Whilst at sea we control the cargo tank pressure by use of cargo pumps and cargo heater.
Whilst at sea there is no way to control the cargo tank pressure.
So as to avoid possible cargo claims at the discharge port what should be maintained besides the cargo lashings?
The vessel itself
Hatch covers, hatchways and cargo hold ventilators
Cargo gear
The cargo
How does the maximum oil film pressure in a white metal journal bearing operating under full fluid film conditions compare with the pressure of the lubricating oil supply system?
The pressure is greater than the pressure in the lubricating system and varies with the journal load.
The pressure is the same as the pressure in the lubricating system regardless of the journal load.
The pressure is less than the pressure in the lubricating system and varies with the journal load.
The pressure is greater than the pressure in the lubrication and is constant regardless of the journal load..
When there is doubt about the freshness of the atmosphere in ro-ro cargo spaces, what action should be taken?
Supply filter masks to all crew working on ro-ro deck
Ro-ro decks are always ventilated in advance of an operation
Arrangements should be made for testing of the atmosphere to ensure maintenance of 21% oxygen and a carbon monoxide content below 50 ppm in the atmosphere of the space
Open both bow- and stern doors
What is the possible concern if fuel tanks on a Bulk Carrier, which are close to cargo spaces containing grain, are excessively heated?
The grain cargo may produce methane gas
No damage should occur
The grain cargo may be heated and damaged
The cargo may liquefy
What is the main reason that LPG boil-off gas is unsuitable for use in the vessel's fuel supply?
LPG vapour is heavier than air at atmospheric conditions and represent a risk as they may accumulate in machinery spaces.
LPG vapour is too difficult to ignite.
Reliquefaction of LPG vapour is a simple process and is a cheaper option than burning the boil-off gas in the boiler.
LPG is too expensive to use as fuel.
Which of the options given is most likely to result in overheating of a ball bearing fitted to a pump shaft?
Running the pump at full capacity.
Partly filling the bearing with grease.
Fitting a sealed bearing that cannot be greased.
Completely filling the bearing with grease.
What could cause engine oil to get a "Milky" colour?
Fuel contamination.
The oil is too cold.
Overheating.
Water contamination.
Which of the listed sensors is suitable for physial displacement?
Pt 500
Thermocouple
Thermistor
Strain gauge
On the figure 4 possible definitions of the term "CENTRE LINE" are given. Which one is the correct one?
Centre line is given by B on the figure
Centre line is given by C on the figure
Centre line is given by A on the figure
Centre line is given by D on the figure
A vessel's main propulsion system consists of a pair of medium speed diesel engines driving a single controllable pitch propeller through clutches and coupled through a reduction gearbox. What is the preferred sequence to follow when going from two engine to single engine operation? Assume engine A is to be stopped and engine B is to continue running
Stop engine A and check that clutch automatically disengages and governors for both engines operate correctly for testing purposes.
Pitch to zero thrust, disengage clutch of engine A, increase speed of engine B and propeller pitch as required. Stop engine A after a suitable cooling period.
Disengage clutch of engine A. Stop engine A after a suitable cooling period.
Pitch to zero thrust, reduce speed to idling speed, disengage clutch of engine A, increase speed of engine B and propeller pitch as required. Stop engine A after suitable cooling period.
The transmitting range of an HF transmitter is mainly determined by:
the height of the transmitting antenna
the time of day in relation to propagation
the transmitting power
Don't know
What is the minimum air capacity of the self-contained air-breathing apparatus?
1,500 litres of free air
1,000 litres of free air
1,400 litres of free air
1,200 litres of free air
Dieser Online-Test besteht aus 90 zufälligen Fragen aus CES 5.1-Tests zu einem Thema Ihrer Wahl.