A.altostratus
B.stratus
C.cumulus
D.cirrus
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A.The moment of inertia would remain unchanged
B.The moment of inertia would be 1/4 its original value
C.The moment of inertia would be 1/2 the original value
D.None of the above
A.equally sharing the load
B.jammed together
C.as far apart as possible
D.rove to the highest mechanical advantage
A.hydraulic current
B.rectilinear current
C.rotary current
D.harmonic current
A.at a high rate of speed
B.under oars
C.against the wind
D.with the wind
A.the vessel has enough room to swing while at anchor
B.the anchor flukes bite into the ocean bottom
C.there is a sufficient scope of chain to keep the anchor on the bottom
D.there is more chain out than there is in the chain locker
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A sufficient amount of chain must be veered when anchoring a vessel to ensure（）.
A special daymark is a（）.
A time diagram is a diagram of the celestial sphere as observed from above the（）.
A survival craft being used to pick up a person who has fallen overboard from a ship should approach the person（）.
A tsunami is caused by a(n)（）.
A thrust block is designed to（）.
A towing vessel’s fire detection system may be certified to comply with the Coast Guard’s towing vessel fire protection regulations by（）.
A strong，often violent，northerly wind occurring on the Pacific coast of Mexico，particularly during the colder months，is called（）.
A type of precipitation that occurs only in thunderstorms with strong convection currents that convey raindrops above and below the freezing level is known as（）.
A time diagram is a diagram on the plane of the（）.