When water is used to fight a fire on board a ship,the effec

题目
单选题
When water is used to fight a fire on board a ship,the effect of the weight of the water must be taken into account. How much sea water will increase the weight displacement by one ton?()
A

64 cubic feet

B

35 cubic feet

C

100 gallons

D

500 liters

参考答案和解析
正确答案: A
解析: 暂无解析
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相似问题和答案

第1题:

A fire hose with a nozzle attached must be connected to each hydrant except when exposed to heavy weather or when the ______.

A.Fire hose might be damaged by cargo operations

B.Vessel is in port

C.Fire-main system is not charged

D.Fire pumps are used for purposes other than supplying water to the fire main


正确答案:A

第2题:

Topside paint is applied to the area of the ship’s ()which is out of water when the ship is loaded.

  • A、hull
  • B、cabin
  • C、cargo hold
  • D、deck

正确答案:A

第3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


正确答案:A

第4题:

单选题
Logbooks are used to record the events occurring when().
A

the ship is in a harbor

B

the ship is at anchorage

C

the ship is underway

D

All of the above


正确答案: B
解析: 暂无解析

第5题:

单选题
()on board ship are used to control and distribute the electrical energy generated by generators.
A

Governors

B

Alternators

C

Blackboards

D

Switchboards


正确答案: D
解析: 暂无解析

第6题:

Water is used to put out ()(普通火).

  • A、common fire
  • B、electric fire
  • C、oil fire
  • D、fire

正确答案:A

第7题:

在船上应当日出时升起国旗。()

  • A、On board national flags should be hoisted when the sun sets.
  • B、On board national flags should be hoisted when the sun rises.
  • C、On board national flags should be lowered when the ship is in port.
  • D、On board national flags should be hoisted flag when loading and discharging

正确答案:B

第8题:

The ______ is used when a ship is moving forward at very slow speed due to minimal water flow over the rudder and the ship is not responding to helm.

A.approach speed

B.bow thrust

C.transverse thrust

D.kick ahead


正确答案:D

第9题:

单选题
On a bulk chemical carrier,water should NOT be used as an extinguishing agent to fight a fire if the water may come into contact with the chemical called().
A

acrylic acid

B

benzene

C

oleum

D

vinyl toluene


正确答案: C
解析: 暂无解析

第10题:

单选题
在船上应当日出时升起国旗。()
A

On board national flags should be hoisted when the sun sets.

B

On board national flags should be hoisted when the sun rises.

C

On board national flags should be lowered when the ship is in port.

D

On board national flags should be hoisted flag when loading and discharging


正确答案: A
解析: 暂无解析

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