Результати проходження тесту
On a RoRo vessel, when loading Double Stacked containers on Maffi Trailers how many twist locks should have used between 2 containers?:
What should you do if the temperature of Hydrogen Peroxide Solution 65 % carried is raising 2 °C per 5 hours and the temperature is above 40 °C?:
When will a ro-ro vessel pitch heavily?:
Can a British Consular official detain a vessel whilst in a foreign port?:
If the heat transfer capacity in a heat exchanger is dropping, the following action should be taken:
Which of the following is a chemical commonly added to cleaning substances used to clean galley areas?:
By reduced transmitting power is meant in VHF a power between:
Searchlights must be provided for night navigation in the Suez Canal. Which of the listed requirements are correct?:
What are the requirements regarding slop tank capacity on combination carriers with smooth walls (bulkheads)?:
Why shall a duly qualified officer supervise any potential polluting operation?:
Which one of the listed requirements regarding fire protected lifeboats do not correspond to present regulations? Water spray systems shall:
Why are all RoRo passengers ships divided into vertical “zones”?:
The frequency 121,5 MHz is used for:
On board a DSC-call is to be made in case of an OBS. Choose the category:
You are on a vessel 10 nautical miles off the coast of Nigeria, West Africa. Are you allowed to dump empty glass bottles overboard?:
This circuit consists of two resistances, R1 = 6 ohm and R2 = 12 ohm, connected in series. Calculate the equivalent resistance R(S) of the two resistances.:
Which is the “Windlass”, in the figure?:
Which is the “Fairlead”, in the figure?:
A vessel’s forward draught reading is 8,50 m a correction factor of 0,0242 m; draught marks are painted abaft the forward perpendicular. What is the corrected forward draught if the vessel is trimmed by the stern?:
When you are taking an “ullage” on a cargo tank on an oil tanker, what are you actually doing?:
When 3 phase alternators are operating in parallel, it is very important that the reactive load is evenly shared so that the total alternator loads are evenly shared. If the total alternator load is the vector sum of active and reactive loads, which side of vector diagram (power triangle) shown represents the reactive load?:
In which provision of the Act is the responsibility of the master for the observation of the provisions relating to supervision of maritime service stated?:
What is the correct chemical name for Caustic Soda in liquid form?:
Part of the outer surface of a refrigeration compressor crankcase and the refrigerant return line near the compressor ice up heavily during normal operation. Which of the options given is the most likely cause of this problem?:
What types of fire extinguishers shall be used in the engine room?:
What is the minimum capacity of a ventilation system protecting cargo spaces, other than special category spaces, intended for carriage of motor vehicles with fuel in their thanks for their own propulsion in a ship carrying no more than 36 passengers or in a cargo ship?:
Which class of emission is used for FEC NBDP transmissions?:
Most fruit cargoes carried under refrigeration require introduction of fresh air into the cargo space to remove any excess carbon dioxide and ethylene produced by respiration of the cargo and sensors are fitted to detect these gases. Shipper’s instructions will often indicate “constant air change” as a requirement for a cargo. Why, even though this is a crude method for controlling the cargo space atmosphere, is this type of instruction given?:
Which is the “FORWARD BREAST LINE”, in the figure?:
Emergency instructions in appropriate languages shall be posted in passenger cabins. Which information shall as a minimum be included in the emergency instructions?:
The abbreviation “NPSH” is often seen in connection with the efficiency of cargo pumps on oil tankers. What does this abbreviation stand for?:
If a seaman has to walk across a stow of cartons containing perishable foodstuffs what should he do to minimise the risk of damage to the contents? Select the most appropriate option from those given.:
When is it compulsory to use emergency wires/fire wires for mooring the vessel?:
A coated tank holds 400 tons of sea water when filled. How many tons of liquid of liter weight 0,9300 will it hold when filled to 90 % capacity?:
Indicate the correct name for the tool:
Diodes are widely used in rectification, or the conversion of alternating current to direct current. The sinusoidal input voltage V (in) is applied to the circuit shown. Which of the output voltages is correct?:
Which of the following spaces may be protected by a fixed carbon dioxide (CO2) fire-extinguishing system?:
The Master is responsible that all crew participate in monthly emergency drills. If 25 % of the crew (or more) has not participated in such drill during the last month, what is the time limit to conduct such a drill after the vessel has left a port?:
Normally ventilation fans in enclosed ro-ro spaces must be run continuously whenever vehicles are on board, why?:
Cargo gear/cranes should at regular intervals be thoroughly examined and load tested by a recognised company/yard. How often should such examination/load test take place?:
In a smoke filled alleyway where will the cleanest air be found, and how should you proceed out?:
What is the minimum capacity of the portable tank of a portable foam applicator?:
Which one of the following items has to be included in an abandon ship drill?:
Which one of the listed requirements for passenger ships regarding personal life-saving appliances do not correspond to present regulations?:
What is the MARPOL definition of a “high-viscosity substance”?:
During crude oil washing of No: 1C tank the duty deck officer reports that the oxygen reading in the tank is 9 %. What should you do?:
If oil out of the bowl casing drain of a solids ejecting separator what is the most likely problem?:
What is the weather associated with being in the centre of an Anticyclone (a region of High Pressure)?:
What is the main requirement of a lookout posted on the bridge?:
On some trades fruit cargoes may be subjected to “in-transit cold treatment” also known as cold treatment. From the options given which is the main purpose of this cold treatment?:
At least how often shall rescue boats be launched with their assigned crew and manoeuvred in the water?:
Your vessel have been in collision with another vessel. You are taking in water and you have to prepare for leaving the vessel. How will you act?:
What are we seeing here?:
Give the meaning of the following symbol:
What is important to check when transferring a position from the GPS output to a paper chart?:
On a general cargo ship, where would the fire hydrants be located?:
Which one of the listed requirements regarding enclosures of totally enclosed lifeboats do not correspond to present regulation? The enclosures shall be provided with:
Who shall carry out the detailed preliminary supervision of maritime service of seafarers before the commencement of service?:
A drip tray containing oil is on fire. The only fire fighting equipment available is water hose with spray jet/spray nozzle. How, if at all, should you attempt to put out this fire using water?:
Other than the official log book what other publications must be carried on board of a vessel?:
According to the industry guidelines in the ISGOTT Guide and assuming terminal regulations do not require otherwise, what action should be taken to drain accumulated water from the deck during cargo handling operations in rainy conditions?:
The picture shows a common used 3,5 inches diskette type for storing data. What is the data storing capacity for such diskette?:
What is the most likely reason for vibration and noise at the suction side of a centrifugal pump when it is running?:
According to the IMO Gas Codes, what is the minimum number of “Firemen’s outfits” required to be carried on an LNG carrier (gas tanker) with a cargo capacity above 5 000 m3?:
During mooring operations which is the safe place to be in?:
What action should be taken if the heat transfer capacity of a heat exchanger operating as a lubricating oil cooler is reducing?:
This circuit consists of two capacitors, C(1) = 6 μF and C(2) = 12 μF, in series. Calculate the equivalent C(S) of the two capacitors.:
Which of this information must be included in a piracy attack alert?:
Sea area A4 is in maritime radio traffic sea area:
When lashing general cargoes why are short lashings preferred to long ones?:
What are the compressors fitted as part of the cargo system onboard LNG carriers normally used for?:
Falls used in launching shall be turned end for end at an interval of not more than X months and to be renewed not later than every Y years, where the intervals are:
On a container vessel, where should a mid-bay guide be positioned?:
What is the status and function of a Panama canal pilot?:
You have loaded a cargo of n-Propyl Acetate to all tanks. They are each loaded to around 98 % capacity. You now have to clear the lines into the ship. What is the biggest risk associated with this operation?:
What is understood by the term “take the helm”?:
Is the master under obligation to do a maritime inquiry if a crewmember suffered a considerably injury onboard and died after a week on a hospital ashore?:
A lifejacket is so constructed that a person can correctly do it within a period of:
Considering the range of sensitive liquid chemicals which routinely require wall-wash prior to loading, what product is mainly used as the rinsing agent in wall-washing?:
There are many types of pumps fitted onboard ship which an engine room rating may be required to assist with the maintenance of. Which type of pump is shown in the illustration?: