更多"What best describes an anchor buoy（"的相关试题:
[单项选择]What best describes an anchor buoy?（）
A. A black ball that is hoisted when the ship anchors
B. A buoy attached to the anchor
C. A buoy attached to the scope of an anchor chain
D. A mark of the number of fathoms in an anchor chain
[单项选择]What best describes the structure from which Stratford Point Light is shown?（）
A. Brown conical tower with white horizontal band in center of light on black pier
B. Red conical tower on brown cylindrical pier
C. White octagonal house on brown cylindrical pier
D. White conical tower，with brown band midway of height
[单项选择]The major cause of anchor buoy pendant wire failures is（）.
A. corrosion
B. rough weather
C. defective sockets
D. mishandling
[单项选择]What indicates a dual purpose buoy? （）
A. Red buoy with a horizontal yellow band
B. Red and white vertically-striped buoy with a vertical yellow stripe
C. Red and white vertically-striped buoy with a red spherical topmark
D. Green buoy with a yellow square
[单项选择]While you are at anchor，what will serve as a positive warning that you are drifting towards the wrecks located to the NW and SW of your 2215 position（）.
A. A decreasing reading on loran pair 9960-X
B. The bearing of Wolf Trap Light changing to the right
C. Increasing soundings
D. The bearing of Wolf Trap Light changing to the left
[单项选择]Due to the shape of the sea anchor，the best way to haul it back aboard is by（）.
A. hauling in on the anchor line as you would any anchor
B. getting all hands to assist
C. its trip line
D. cutting the line，as you cannot haul it back in
[单项选择]When approaching a preferred-channel buoy，the best channel is NOT indicated by the（）.
A. light characteristic
B. color of the uppermost band
C. shape of an unlighted buoy
D. color of the light
[单项选择]Which of the following best describes the thermodynamic effect on the pressure and volume relationship with regards to saturated gases?（）
A. As pressure decreases, volume increases
B. As volume increases, pressure increases
C. As volume decreases, pressure decreases
D. As pressure increases, volume increases
[单项选择]Which of the following best describes “overcharge of refrigerant”?（）
A. Too much refrigerant
B. Too little refrigerant
C. Refrigerant is ran out
D. Running is over
[单项选择]What describes a flood current（）.
A. Horizontal movement of the water toward the land after high tide
B. Horizontal movement of the water toward the land after low tide
C. Horizontal movement of the water away from the land following high tide
D. Horizontal movement of the water away from the land following low tide
[单项选择]What describes an accurate position that is NOT based on any prior position? （）
A. Dead-reckoning position
B. Estimated position
C. Fix
D. Running fix
[单项选择]What is the bow type anchor shackle primarily used for（）.
A. Chain to chain connections
B. Chain to anchor connections
C. Kenter link to anchor connections
D. Wire rope connections
[单项选择]If the gyrocompass error is east，what describes the error and the correction to be made to gyrocompass headings to obtain true headings?（）.
A. The readings are too low (small numerically) and the amount of the error must be added to the compass to obtain true
B. The readings are too low and the amount of the error must be subtracted from the compass to obtain true
C. The readings are too high (large numerically) and the amount of the error must be added to the compass to obtain true
D. The readings are too high and the amount of the error must be subtracted from the compass to obtain true
[单项选择]What is the normal length of anchor cable used to anchor a vessel?（）
A. An amount equal to the depth of the water
B. Two times the depth of water
C. Three to four times the depth of water
D. Five to seven times the depth of water
[单项选择]What happens to the efficiency of an anchor when it is moved from sand to mud?（）
A. The efficiency increases
B. The efficiency decreases
C. The efficiency remains the same
D. The efficiency cannot be determined.
[单项选择]What is meant by veering the anchor chain? （）
A. Bringing the anchor to short stay
B. Heaving in all the chain
C. Locking the windlass to prevent more chain from running out
D. Paying out more chain
[单项选择]What term describes a three-strand rope laid up right- or left-handed（）.
A. Soft-laid
B. Hard-laid
C. Sennet-laid
D. Hawser-laid
[单项选择]What does the proof test load of an anchor chain demonstrate?（）
A. Breaking strength of the chain
B. Strength of the chain to a specified limit
C. Adequate holding power for new bottom conditions
D. Safe working load of the chain
