更多"[单选题] In the event of fire in a mac"的相关试题:
[单选题] When fighting a fire in a space containing an IMO class 1 hazardous cargo，the most effective fire fighting procedure is to ______．
A.shut down the ventilation and exclude all air to smother the fire
B.use water from fire hoses or a sprinkler system
C.activate the fixed CO2 firefighting system
D.use high-expansion foam
[单选题] Refrigeration machinery is often surveyed before loading reefer cargo．This survey is usually performed by the ______．
A.MSA
B.CCS
C.CCIQ
D.Local port authority
[单选题] The machinery associated with heaving in and running out anchor chain is the ______．
A.winch
B.windlass
C.draw works
D.dynamic pay out system
[单选题] Mechanical gearing of deck machinery such as the
Windlass or boat hoists should ______．
A.Be open to view so，if a foreign object gets in the gearing，the operator can immediately stop the machinery
B.Have a guard over the gearing
C.Be painted a contrasting color from the base color in order to call attention to the gearing
D.Not be operated if there is any crew within 10 feet of the machinery
[单选题] Portable fire extinguishers must be provided for the cargo tank area of an unmanned tank barge ______.
A. only when fully loaded
B. if one or more tanks are full
C. when transferring cargo
D. only when the barge is being towed
[单选题]The certificate of fire extinguishing will expire soon,you'd better extend its
A.life
B.qualification
C.limit
D.validation
[单选题] Which types of portable fire extinguishers are designed for use on electrical fires ________．
A.Dry chemical and carbon dioxide
B.Foam（stored pressure）and soda-acid
C.Carbon dioxide and foam（stored pressure）
D.Dry chemical and soda-acid
[单选题] Portable foam type fire extinguishers are most effective on ______.
A. mattress fires
B. oil fires
C. wood fires
D. All of the above
[单选题] To determine the number of portable fire extinguishers required on an inspected vessel，you should check the ______．
A.Hot work permit
B.Certificate of Inspection
C.Safety of Life at Sea Certificate
D.Muster List
[单选题] Portable CO2 fire extinguishers should not be used to inert a space containing flammable liquids due to the danger of ______.
A. the CO2 being inhaled by personnel
B. reflash of burning liquids
C. vapor condensation on the extinguisher
D. the discharge causing a static spark
[单选题] What kind of information dose the fire plan contain?
A. Fire alarm signal, fire instruction and your assignment
B. location of firefighting equipment onboard
C. How to use firefighting equipment onboard
D. Information on how handle different types of fires
[单选题] The ventilation system of your ship has fire dampers restrained by fusible links．Which statement is TRUE ________．
A.Fusible links must be replaced if a damper is activated
B.Fusible links are tested by applying a source of heat to them
C.Fusible links must be replaced at every inspection for certification
D.A fusible link will automatically open after a fire is extinguished and reset the damper
[单选题] We test the water spray fire protection system of fire-protected lifeboats every 3 months, ___the abandon ship drill.
A. combining with
B. combined with
C. combining to
D. combined to
[单选题] HALON FIRE.EXTINGUISHER是指: ( )
A.海伦灭火瓶
B.干粉化学灭火瓶
C.二氧化碳灭火瓶
D.水灭火瓶
[单选题] The first the Second Mate knew of the fire was the sounding of the emergency alarm，which had been ______ from the engine room．
A.acted
B.activated
C.actioned
D.enactioned
[单选题] For most products the fire will die out when the oxygen content is reduced to _____.
A. 10%
B. 12%
C. 15%
D. 21%
[单选题] When fighting a large fire on your vessel and attacking it from ABOVE the space on fire，it is important to ______．
A.Rotate personnel，due to heat stress
B.Station personnel on the hot deck immediately above the fire
C.Stay low by crouching or kneeling on deck
D.All of the above
[单选题] What type of fire detectors is the first to go of in case of a fire?
A. Smoke detectors
B. Flame detectors
C. Heat detectors
D. Gas detectors
