Each fire hose coupling on a ship must have threads that mee

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

Fire axes required on MV MODU’s must be stored in the enclosure for fire hoses with the location marked ______.

A.Fire Axe Location

B.Hose Station No. …

C.Fire Station No. …

D.Firefighting Equipment

Which statement about stowing spare hose is TRUE ________．

A.Fold the hose so that the male coupling is about 4 feet from the female coupling，then roll it up

B.Roll the hose starting at the female end

C.Roll the hose starting at the male end

D.Fold the hose into lengths about 6 feet long and then lash the folds together

Each ship having an inert gas system must have a portable instruments to measure concentrations of hydrocarbon vapor in inert atmospheres and also to measure ______.

A.nitrogen

B.oxygen

C.carbon dioxide

D.water vapor

If not attached to the nozzle, each low-velocity spray applicator on a vessel must be stowed__________.

A.in a protected area on the main deck

B.inside a machinery space near the entrance

C.next to the fire hydrant to which the fire hose is attached

D.on a rack inside the quarters near the entrance

Each hose used for transferring vapors must ______．

A.have a design burst pressure of at least 25 psig

B.be capable of withstanding at least 2.0 psi vacuum without collapsing or constricting

C.be electrically continuous with a maximum resistance of ten thousand ohms

D.All of the above