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单选题
Frapping lines are fitted to lifeboat davits to（）.
A
secure the lifeboat in the davits when in the stowed position
B
bring the lifeboat close along the rail in the embarkation position
C
give the occupants a safety line when the boat is being lowered from the embarkation level
D
reduce the swinging of the lifeboat at the embarkation level
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考题
Your vessel has lifeboats on both sides. Lifeboat No. 2 is located ________.A.forward of lifeboat No. 4 on the starboard sideB.forward of lifeboat No. 4 on the port sideC.aft of lifeboat No. 1 on the starboard sideD.All of the above
考题
This illustration shows the correct method of securing a ______.A.man-ropeB.frapping lineC.sea painterD.lifeline
考题
What is the purpose of the limit switch on gravity davits?A.To cut off the power when the davits hit the track safety stopsB.To stop the davits from going too fastC.To cut off the power when the davits are about 12 inches or more from the track safety stopsD.None of the above
考题
Frapping lines ______．A.secure the lifeboat in the davits when in the stowed positionB.bring the lifeboat close alongside the rail in the embarkation positionC.give the occupants a safety line when the boat is being lowered from the embarkation levelD.reduce the swinging of the lifeboat at the embarkation level
考题
What could be a result of insufficient lubrication of lifeboat winches and davits ________．A.Moisture accumulation in winch motor damaging the electrical wiringB.Freezing of gears in cold weatherC.Corroding of sheaves on the davits so they will not rotateD.All of the above
考题
Frapping lines are fitted to lifeboat davits to ______.A.secure the lifeboat in the davits when in the stowed positionB.bring the life boat close along the rail in the embarkation positionC.give the occupants a safety line when the boat is being lowered from the embarkation levelD.reduce the swinging of the lifeboat at the embarkation level
考题
单选题What could be a result of insufficient lubrication of lifeboat winches and davits?（）A
Moisture accumulation in winch motor damaging the electrical wiringB
Freezing of gears in cold weatherC
Corroding of sheaves on the davits so they will not rotateD
All of the above
考题
单选题The maximum speed of lowering for a lifeboat on gravity davits is controlled by the（）.A
limit switchesB
emergency disconnect switchC
governor brakeD
position of the counterweight on the brake handle
考题
单选题Your vessel has lifeboats on both sides. Lifeboat No.2 is located（）.A
forward of lifeboat No.4 on the starboard sideB
forward of lifeboat No.4. on the port sideC
aft of lifeboat No. 1 on the starboard sideD
All of the above
考题
单选题In an open lifeboat，the lifeboat compass is usually（）.A
placed in a fixed bracket when being usedB
clamped to any position convenient for the coxswain to see itC
permanently mounted on the lifeboat's centerlineD
mounted in the center of the boat to eliminate deviation
考题
单选题In launching a covered lifeboat，what would safely lower the lifeboat from inside the lifeboat cabin?（）A
Frapping lineB
Tricing lineC
Rottmer releaseD
Winch remote control wire
考题
单选题Every lifeboat which is fitted with a fixed two-way vhf radiotelephone apparatus with（）which is separately mounted shall be provided with arrangements for sitting and securing the antenna effectively in its operating position.A
a dummy antennaB
a supporting facilitiesC
a back-up equipmentD
an antenna
考题
单选题What is the purpose of tricing pendants?（）A
They have the same function as frapping lineB
They are safety lines for personnel inside the lifeboatC
They slow the descent of the lifeboatD
They hold the lifeboat alongside the embarkation deck
考题
单选题Preventer bars are fitted on lifeboat releasing hooks to prevent（）.A
the falls from unhooking if the releasing gear is operated accidentally while the boat is being loweredB
operation of the release lever until the boat is waterborneC
the falls from rehooking after they have been releasedD
accidental unhooking when the falls become slack
考题
单选题Frapping lines（）.A
secure the lifeboat in the davits when in the stowed positionB
bring the lifeboat close alongside the rail in the embarkation positionC
give the occupants a safety line when the boat is being lowered from the embarkation levelD
reduce the swinging of the lifeboat at the embarkation level
考题
单选题Every lifeboat which is fitted with a fixed two-way VHF radiotelephone apparatus with（）which is separately mounted shall be provided with arrangements for sitting and securing the antenna effectively in is operating position.A
a dummy antennaB
a supporting facilitiesC
a back-up equipmentD
an antenna
考题
单选题Every lifeboat which is fitted with a fixed（）VHF radiotelephone apparatus with an antenna which is separately mounted shall be provided with arrangements for sitting and securing the antenna effectively in its operating position.A
one-wayB
two-wayC
double-effectD
one-effect
考题
单选题Every lifeboat which is fitted with a fixed two-way（）radiotelephone apparatus with an antenna which is separately mounted shall be provided with arrangements for sitting and securing the antenna effectively in its operating position.A
HFB
VHFC
MFD
MF/HF
考题
单选题Frapping lines are fitted to lifeboat davits to（）.A
reduce the swinging of the lifeboat as it is being lowered from the embarkation levelB
secure the lifeboat in the davits when in the stowed positionC
hold the lifeboat to the ship's side until the tricing lines are passedD
be used as a safety line in an emergency
考题
单选题Which statement is TRUE concerning lifeboat gripes?（）A
They must be released by freeing a safety shackleB
They should not be released until the boat is in lowering positionC
They may be adjusted by a turnbuckleD
They are normally used only with radial davits
考题
单选题On open lifeboats，the purpose of the wire stretched between the davit heads is to（）.A
keep the movement of the davits at the same speedB
keep the davits from slipping when they are in the stowed positionC
prevent vibration during lowering of the boatD
support the manropes
考题
单选题What is the purpose of the limit switch on gravity davits?（）A
To cut off the power when the davits hit the track safety stopsB
To stop the davits from going too fastC
To cut off the power when the davits are about 12 inches or more from the track safety stopsD
None of the above
考题
单选题What is TRUE concerning frapping lines?（）A
They are used to steady a lifeboat when loweredB
They are normally attached to the davit spanC
They are needed only on radial davitsD
They are used to clear the puddings
考题
单选题When lowering lifeboats in heavy seas，a good practice is to rig frapping lines（）.A
on only the forward fallsB
on only the after fallsC
with a lead of about 45 degrees to the boatD
from the falls to the main deck of the vessel
考题
单选题Which sequence is correct when launching a lifeboat stowed in gravity davits?（）A
Release gripes，turn on emergency disconnect switch，release frapping linesB
Release tricing pennants，turn on emergency disconnect switch，release frapping linesC
Operate limit switches，release gripes，lift brakeD
Release gripes，lift brake，release tricing pennants
考题
单选题Limit switches are used on which davits?（）A
Sheath-screw davitsB
Gravity davitsC
Radial davitsD
Quadrantal davits
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