Which of the listed classes of fire would most likely occur in the engine room of a vessel?
A.Classes A and B
B.Classes B and C
C.Classes C and D
D.Classes A and D
第1题:
材料:
Condor a catamaran vessel operating between the Channel Islands and France.The vessel has two main engines in each hull.All propulsion units are duplicated,with each set independent from the other.
Shortly after leaving St Helier,Jersey,with 31 passengers and 18 crew,the fire alarm sounded indicating a fire in the starboard engine room.This was confirmed by the closed circuit television surveillance system which showed flames in the vicinity of the starboard outer main engine.The vessel was immediately stopped,all machinery in the starboard engine room was stopped and the fuel supplies shut down.Jersey Radio was informed of the situation two minutes after the alarm sounded. After closing all ventilation openings and accounting for all personnel,halon fire smothering gas was released into the starboard engine room.This was done five minutes after the fire alarm first sounded. The crew maintained boundary cooling and intermittently operated the sprinkler system to the affected space.
Twenty minutes after the alarm sounded the situation was considered to be under control.Using the port main engines the vessel returned to St Helier where assistance was available from shore based emergency services.
问题:
Condor has two ________ main engines.
A.combined
B.independent
C.couple
D.double
The fire accident happened in ________.A.both the engine rooms
B.neither engine rooms
C.the port engine room
D.the starboard engine room
The fire was mainly extinguished with ________.A.water
B.chemical agent
C.foam
D.powder
It can be concluded that ________.A.no officials from any authority know the accident after it happened
B.some officials ashore must have learnt the accident at very beginning
C.there must be casualties even they were not mentioned in the report
D.fire is not dangerous on board vessel
请帮忙给出每个问题的正确答案和分析,谢谢!
第2题:
A datacenter manager would like to ensure that all fire suppression in the datacenter is safe for the equipment in the room. Which of the following classifications should be listed on the fire suppression system?()
第3题:
Rudder action will become more effective
The vessel's list will change
The vessel's trim will change
An increase in speed will occur
第4题:
Lube oil is diluted and its viscosity is reduced
Sulfuric acid is formed
Bearings become pitted ad immediately fail
Valve stems develop sludge deposits
第5题:
Lubrication
Cooling
Fuel
Electric ignition
第6题:
Class A and class B
Class B and class C
Class A and class C
Class C, class D, and class E
第7题:
Dry chemical
Halon
Low velocity fog
Steam
第8题:
Class A
Class B
Class C
Class D
第9题:
engine room bilges
main switchboard
paint locker
rag bin
第10题:
Fuel
Lubricating
Cooling
Ignition
第11题:
Magnesium
Paper
Wood
Diesel Oil
第12题:
in the midships house
at the main deck manifold
at the vent header
in the pumproom
第13题:
Which of the following is MOST likely to occur if the temperature in the server room is cooled too quickly after a power outage?()
第14题:
Shutting off electricity to damaged cables
Pumping fire-fighting water overboard
Maneuvering the vessel so the fire is on the lee side
Removing burned debris from the cargo hold
第15题:
main switchboard
engine room bilge
breathing compartment
electric fresh water transfer pump
第16题:
Shutting off electricity to damaged cables
Pumping fire-fighting water overboard
Maneuvering the vessel so the fire is on the lee side
Removing burned debris from the cargo hold
第17题:
Loss of compression for that cylinder
Misfiring or rough running
Damage to the valve
All of the above
第18题:
Classes A and B
Classes B and C
Classes C and D
Classes A and D
第19题:
lifejacket
SCBA
lifeboat
torch
第20题:
electrical fire in the engine room
oil fire in the engine room bilges
oil fire involving a grade A petroleum product
mattress fire in a stateroom
第21题:
Use the C02 system and evacuate the engine room
Use the fire main system and evacuate the engine room
Evacuate the engine room and use the C02 system
Evacuate the engine room and use the fire main system
第22题:
Fuel oil
Wood
Celluloid
Electrical insulation
第23题:
Engine room bilges
Paint locker
Battery storage locker
Fuel oil tank