船舶水手考试
单选题CO2 and Halon extinguishers are used for electrical fire, as well as （）fire.A commonB oilC electricalD chemical
题目
common
oil
electrical
chemical
参考答案和解析
相似问题和答案
第1题：
All portable fire extinguishers must be capable of being ______.
A.carried by hand to a fire
B.carried or rolled to a fire
C.recharged in the field
D.used on class “B” fire
所有便携式灭火器必须能够被用手携带到火灾（现场）。
第2题：
Which of the following is a class A fire?下列哪一项是A类火灾（）
- A、Halon 卤化烃(二氟二氯甲烷)
- B、electrical 电气类
- C、liquid 液体类
正确答案:D
第3题：
When will the fire department come to conduct a fire prevention inspection in our company?
A. Next month. I’ve checked hydrants and fire-extinguishers on each floor
B.Next day. The manager will check hydrants and other equipment in the building.
C.Next week. But hydrants and fire extinguishers on each floor has already been checked
D.The day before yesterday. I had already checked hydrants and fire extinguishers on each floor.
第4题：
（）is best for electrical fire.
- A、Dry extinguisher
- B、Power extinguisher
- C、A+B
- D、CO2 extinguisher
正确答案:A
第5题：
CO2 and Halon extinguishers are used for electrical fire, as well as （）fire.
- A、common
- B、oil
- C、electrical
- D、chemical
正确答案:B
第6题：
Foam-type portable fire extinguishers are most useful in combating fires involving ______.
A.solid materials such as wood or bales of fiber
B.inflammable liquids
C.electrical equipment
D.metallic solids
泡沫型便携式灭火器对于陷于易燃性液体火灾的扑灭最有效。
第7题：
Carry （）（手提灭火器）to the fire place.
- A、extinguishers
- B、portable extinguishers
- C、dry foam extinguishers
- D、CO2 extinguishers
正确答案:B
第8题：
Halogenated hydrocarbon， Halon in short form，is used on board ship as ________ ．
A.fire-extinguishing medium
B.a standard fire test
C.a non-combustible material
D.a fire main
第9题：
Water is used to put out （）.
- A、oil fire
- B、electrical fire
- C、common fire
- D、special fire
正确答案:C
第10题：
used for electrical fires only
the smallest
the most accessible
the most effective