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According to SOLAS - for carbon dioxide fire-fighting systems in machinery spaces the fixed piping system shall be such that .... 100 % of the gas can be discharged into the space within two minutes. 100 % of the gas can be discharged into the space within 3 minutes. 70 % of the gas can be discharged into the space within 2 minutes. 85 % of the gas can be discharged into the space within two minutes.

Which fire fighting system is the most efficient and with least side effects in the event of a fire in the engine room?. The sprinkler extinguishing system. The powder extinguishing system. The central CO2 extinguishing system. The central foam extinguishing system.

What fixed and portable fire extinguishers are often found on gas tankers, because they are considered to be most effective with burning gas?. CO2. Water. Foam. Dry Powder - Dry Chemical.

What is a Class B fire?. A fire involving solid materials. A fire involving metals. A fire involving liquids or liquefied solids. A fire involving gases.

Is it good practice to send one man into a smoke filled area wearing the Breathing Apparatus (BA) while a second person remains outside the area on stand-by?. It is a rule that when only two BA sets are available on board, one man entry is essential with the second man on stand-by. Never send two persons together into an area in case an explosion injures both persons. There are no preferred methods of working with BA sets. It is preferable that BA should be used in teams of not less than two fire fighters working together.

The first task of command and control is to provide the three C's of naval strategy. These three processes must be established quickly. Which process does NOT belong?. Communication. Co-ordination. Control. Chaos.

Why is Halon not used much fire extinguishers on board vessels?. It is harmful to the ozone layer. It damages electrical equipment. It is too expensive. It is not effective on oil fires.

What is a good way to describe a ship when fighting a fire on board?. An independent unit where outside assistance can never be provided. A floating hazard where the possibility of explosion must be considered. A vessel divided by fire-proof bulkheads in such a way that fire will be contained to distinct and pre-determined fire zones. Potentially a six-sided box with four sides and a top and bottom through which fire can spread.

Can you leave the control of the BA set to the wearer alone?. All that is needed is for the wearer to be trained and understand how to read the. Yes, the wearer is best placed to know what is happening under givenconditions and control must be left to them. Such controls are not practical during actual emergency situations, butare helpful during training sessions. There should be a person assigned to check donning, testing procedure, life-line tending and elapsed time.

What do the words "spontaneously combustible" mean?. The substance can catch fire by itself without an external source of heat or ignition. When this substance burns it burns completely and does not leave any residue or ash. When the substance burns it becomes very hot. The substance is very difficult to set alight, even when it is very hot.

The ship's fire fighting installation should provide sufficient power for water jets to reach any part of the vessel normally accessible to the crew. How many jets should it cope with?. four. three. one. two.

What is the most reliable means of locating the "Seat of the Fire"?. Boundary inspections. By letting the fire develop in the early stages, the source will soon become apparent. Using smoke to trace the seat of the fire is the most effective means. The most reliable clues are detection of heat and flames.

In the event of fire on board, what do you think is the primary consideration of the master?. To save the ship. To follow instructions as given in the emergency response manual. The safety of the crew. To liaise with the head office and shore authorities.

Which of these extinguishers would not be very effective against a Class A fire?. Foam. Dry Chemical. Water. A.F.F.F.

What information is found on a ship's fire plan?. The signal used on the ship to indicate there is a fire. The action to take if you heard the fire alarm. The locations of various fire fighting appliances and equipment. The duties of each crew member in case of fire.

What type of fire hose nozzles must be available on board?. Jet type. Spray type. Dual purpose ( jet/spray type ). Dual purpose ( jet/spray ) type incorporating shutoff.

What percentage of air is made up by oxygen?. 0.04. 1. 0.78. 0.21.

What manoeuvre should be carry out in the event of a fire onboard?. Let the ship follow the wind. Reduce speed and if possible, keep the fire zone to the leeward of the ship. Continue on course and speed. Keep the stem up against the wind.

At what percentage of oxygen in the atmosphere is it possible to have a fire?. Below 4%. Above 8%. At 100%. At 21%.

Which of the following fuels has the lowest flash point?. Kerosene. Coal. Candle wax. Diesel fuel.

What is the best strategy for the master to follow after receiving the initial information of a fire on board?. Immediate response and rapid attack by the emergency party. To call an urgent meeting of senior officers to discuss a comprehensive plan of attack. To prepare the ship's hospital for treatment of casualties. To put the engineers on stand-by with orders to run the fire pumps, emergency pump,.

According to SOLAS - the number and position of hydrants shall be such that..... at least three jets of water not emanating from the same hydrant, one of which from a single length of hose may reach any part of the ship . at least one jet of water shall reach any part of the ship that is normally accessible by the crew. at least two jets of water not emanating from the same hydrant, one of which, from a single length of hose, may reach any part of the ship. at least two jets of water shall reach any part of the ship.

Look at the diagram (Chemistry of Liquefied Gases) and say which gas has the widest 8flammable range. ethylene. butane. methane. propane.

How many fireman's outfits are required to be carried on tankers?. At least four sets. At least two sets. At least one set. At least three sets.

Complete the following sentence. Drills should always be taken... at long intervals to ensure that the crews don't get tired of the exercises. light heartedly so as not to stress the emergency parties. during daylight hours only. seriously and include everyone, and be interesting and meaningful.

What is the general requirement for the closing mechanism of ventilators on a ship other than one carrying more than 36 passengers?. Automatic closure of ventilators is required. Only a manual closing mechanism is allowed. Closing must be possible from outside the space being ventilated. To be remotely controlled from the central fire control panel.

Which of these is an example of a Class D fuel?. Electricity. Metal. Liquid. Gas.

Approximately, what is the temperature of a cigarette's burning tip?. 100 degrees C. 35 degrees C. 5,000 degrees C. 500 degrees C.

When the BA team has withdrawn, what action should be taken by the team leader?. Make a note, act as you think best, and keep information to yourself as others, such as the bridge team, must not be overloaded with information. Check the equipment personally and ensure that it is safe for future use. Thoroughly de-brief the BA team and pass the information to the bridge. Instruct the BA wearers to change the bottles, then relax until called again if.

Under ISO standard 3941 (used mostly in Europe), a fire involving a flammable solid fuel would be classed as which of the following?. Class A. Class C. Class B. Class D.

Most hydrocarbons have vapours which are heavier than air. Which gas commonly found on gas carriers is an exception to this rule?. Propane. Ethane. Butane. Methane.

Heat will always travel from hotter areas to cooler ones. When welding, for example, the heat is transferred directly through the metal. What is this process is known as?. Spot. Convection. Conduction. Radiation.

According to SOLAS - sanitary, ballast, bilge or general service pumps may be used as fire pumps provided .... they are not normally used for pumping oils. they are ready for use as a fire pump at any time. they can be started from a position outside the engine room. they are fitted with an automatic start connected to the fire alarm.

Where can shore side personnel find necessary information on ship's fire control systems in an emergency situation ?. A copy of the fire control plans/folders is stored in a watertight and prominently marked container outside the deckhouse or accommodation. From the duty officer. A copy of the fire control plan is permanently posted in prominently marked locations onboard ships. Information is to be given by the owners through the nearest rescue centre.

Which of the following does not need to be done right after a fire drill?. Have a debriefing with all members of the safety committee. Note any defects in the equipment for repair or replacement. Return all the equipment to its correct place. Recharge extinguishers and compressed air bottles.

If there is an isolated fire on the poop deck, where should the master take control from?. The emergency headquarters. The ship's office. The bridge. The incident site.

On mustering, the leader of each party must first of all: determine the incident site. appoint an assistant. report to the bridge. take a roll call.

Ideally the adjustable jet/spray nozzle on a hose should be used as.... a spray of arc 30 degrees. a jet. a spray of arc 60 degrees. a spray of arc 90 degrees.

When a fire spreads because of the hot gases rising and heating other fuel sources, the fire has been spread by ..... conduction. radiation. expansion. convection.

What is meant by the term "self ignition temperature (S.I.T.)?. The lowest temperature where enough vapours are given off that they will ignite and then go out if an external ignition source is applied. The lowest temperature that a liquid will start giving off vapours. The lowest temperature where the vapours given off will automatically ignite without the presence of an external ignition source. The lowest temperature where enough vapours are given off that they will ignite and keep burning if an external ignition source is.

Which fixed fire extinguishing medium is most commonly found in machinery spaces like the engine room?. Carbon Dioxide (CO2). Dry powder. High expansion foam. Water sprinkler system.

What should first be done before the central gas extinguishing system is used on a fire in the engine room or cargo holds?. Make sure that the compartment has been evacuated. Close all openings. Close down boilers. Stop all fans and engines.

You are night duty officer on a ship under way when a fire in the crew accommodation is reported. What is the first action you would take?. Call the captain. Sound the fire / general alarm signal. Run to the scene and fight the fire. Send the duty seaman down to inspect and report the situation.

When the BA team has withdrawn from a fire incident, what action should be taken by the team leader?. Thoroughly de-brief the BA team and pass the information to the bridge. Instruct the BA wearers to change the bottles, then relax until called again if. Make a note, act as you think best, and keep information to yourself as others, such as the bridge team, must not be overloaded with information. Check the equipment personally and ensure that it is safe for future use.

In fire-fighting, what does the term "boundary starvation" refer to?. Closing doors and hatches at the boundary of a fire. Removing the fuel from the boundary of a fire to stop it spreading further. Cooling the area around a fire to stop it spreading. Mustering fire fighters and materials in the area near the fire.

What does A.F.F.F. stand for in relation to fire fighting?. Aqueous Film Forming Foam. Active Fire Finishing Foam. Anti Fire Frothing Foam. Aqueous Fire Fighting Foam.

When is the risk of fire greatest?. When the vessel is at sea in stormy weather. When the vessel is in port, particularly dry-dock. When the vessel is in dense traffic situations. When the vessel is in hot, dry climates.

Some cargoes, such as certain types of coal, can heat themselves up to a temperature where they can automatically ignite. What is this process called?. Biomass conduction. Biological heating. Nuclear fission. Spontaneous combustion.

Cargo pump rooms shall be provided with a fixed fire extinguishing system. Which of the following systems is not in accordance with the present SOLAS regulations?. Water spraying extinguishing system. Fixed powder fire extinguishing system. Fixed gas fire extinguishing system. High expansion foam extinguishing system.

For fighting metal fires you should use.... water. special dry powder. foam. CO2.

What type of release is allowed for fixed gas fire extinguishing installations onboard?. Any automatic release system. An automatic release system activated by fire alarms. An automatic release system activated by fire detectors. A manually operated release only.

Where can ships' officers find information about the ship's fire protection arrangements, fire detection and extinguishing equipment?. In a special instruction folder at all fire control stations. In permanently exhibited muster lists. In permanently exhibited fire plans. In the wheel house.

In addition to a fire suit, a fireman's outfit also comprises breathing apparatus and a fireproof lifeline. According to SOLAS- how many such sets of fireman's outfit are required to be carried by all ships?. At least three. As required by the ship's administration. At least two. At least one.

Fuel flowing in a pipe is prone to which of the following ignition sources?. Friction. High pressure action. Static electricity. Chemical reaction.

What is the maximum allowed suction head for the fire pump?. 9 metres. 4.5 metres. 1.5 metres. 3 metres.

What would you expect a ship's "fireman's outfit" to consist of?. Personal Equipment (such as protective clothing, boots/gloves, rigid helmet,safety lamp, axe) and Breathing Apparatus with fireproof lifeline. Whatever specialised "personal protective clothing" for fire fighting a company decides to supply to each vessel. The emergency escape route from the Engine Room. The officer in charge, a Petty Officer and sufficient ratings to effectivelyhandle two fire-hoses simultaneously.

There are various methods available to extinguish a fire by removing one of the elements of the fire triangle. Removal of potential fuel is called.... flame inhibition. cooling. fuel starvation. smothering.

What do we call the temperature at which a material produces enough flammable vapour for it to flash if exposed to an ignition source?. The flashpoint. The auto-ignition temperature. The ignition temperature. The melting point.

Once the fire is contained, the master needs to evaluate the best strategy for the next stage. This might include a number of actions. In your opinion which action does NOT. Other means of control. The use of fixed installations to put it out. Re-introducing air circulation by opening up fire dampers and other openings. Keeping the fire contained.

What action should be taken immediately after a fire has been extinguished?. Establish a continuous watch at the fire area against re-ignition and remove any smouldering material. Report the incident to the vessel operator and flag state authorities. Write a non-conformance report in compliance with chapter 9 of the International Safety Management Code. Hold a de-briefing of the incident with all officers and fire fighters present.

In a mixture of flammable vapour and air, if there is too much vapour and not enough air to support combustion, we say the mixture is ..... too lean. too rich. over concentrated. saturated.

Which of the following types of breathing apparatus are most likely to be found onboard a modern ship?. Compressed Air Breathing Apparatus. Oxygen Breathing Apparatus. Gas Mask type Breathing Apparatus. Atmospheric Breathing Apparatus.

Which of the following conducts heat well?. Steel. Styrofoam (Polystyrene). Wood. Paper.

What is the first duty of an emergency party's group leader?. Check the emergency equipment under his/her control. To muster his/her group at the pre-arranged muster station and check that all are safe, and to report. Waste no time and tackle the emergency. For instance in case of fire, extinguish it, then report to the bridge. Proceed straight to the problem site and await the arrival of his/her emergency party.