Fire Prevention, Fire Fighting. Test 12

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 rich.
too lean.
saturated.
over concentrated.

When the BA team has withdrawn from a fire incident, what action should be taken by the team leader?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 necessary.

What manoeuvre should be carry out in the event of a fire onboard?

Keep the stem up against the wind.
Continue on course and speed.
Reduce speed and if possible, keep the fire zone to the leeward of the ship.
Let the ship follow the wind.

What are the criteria that it must be automatic fire detection onboard a ship with heat/ smoke detectors and audio alarm?

All ships that are built after 1986
All ships that is covered by the IMO safety conventions
It is the owners option to have fire detection onboard
All ships that are built on or after 1986 in accordance with local rule and regulations

Why is Halon not used much fire extinguishers on board vessels?

It damages electrical equipment.
It is not effective on oil fires.
It is harmful to the ozone layer.
It is too expensive.

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 auto-ignition temperature
The ignition temperature
The melting point
The flashpoint

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?

Conduction
Spot
Convection
Radiation

In the event of fire on board, what do you think is the primary consideration of the master?

To liaise with the head office and shore authorities
To save the ship
To follow instructions as given in the emergency response manual
The safety of the crew

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?

Fixed gas fire extinguishing system.
Water spraying extinguishing system.
Fixed powder fire extinguishing system.
High expansion foam extinguishing system.

Review Answers