Fire Prevention, Fire Fighting. Test 9

Which of the following are frequent causes of fires in accommodation?

Overloading electric plugs
Covering of electric fires with blankets
Smoking in bed
1 Smoking in bed. 2 Covering of electric fires with blankets. 3 Overloading electric plugs.

Where shall manually operated call points in fixed fire-detection and alarm systems be located in accommodation spaces? (SOLAS II-2/13.2.1)

In stairways and escape routes
At exits and in corridors
In all crew and passenger cabins
In messrooms, public lounges and other public rooms

What is meant by the term 'self ignition temperature (S.I.T.)?

The lowest temperature where the vapours given off will automatically ignite without the presence of an external ignition source.
The lowest temperature that a liquid will start giving off vapours.
The lowest temperature where enough vapours are given off that they will ignite and keep burning if an external ignition source is applied.
The lowest temperature where enough vapours are given off that they will ignite and then go out if an external ignition source is applied.

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?

Spontaneous combustion.
Biological heating.
Nuclear fission.
Biomass conduction.

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)

Automatic activation of sprinkler system
Automatic closing of fire doors
None
Controlled closing of fire doors

Which of the following does not need to be done right after a fire drill?

Note any defects in the equipment for repair or replacement.
Have a debriefing with all members of the safety committee.
Return all the equipment to its correct place.
Recharge extinguishers and compressed air bottles.

What types of fire extinguishers shall be used in the engine room?

Any fire extinguisher with a weight of less than 100 lbs.
Fire extinguishers filled with fresh water only.
Fire extinguishers equipped for powder or CO2 only.
Fire extinguishers of the handy-size types only.

Instructions for 'Preparation for welding or hot work in cargo tanks' is laid down by the Norwegian Maritime Directorate. During ongoing inspection on work in cargo tanks, the gas concentration shall be measured:

At two levels for three places in the tank.
At three levels at one point close to the working area.
At three levels for at least two places in the tank.
At one level for at least two places in the tank.

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