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单项选择题
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
单项选择题
A.equally sharing the load
B.jammed together
C.as far apart as possible
D.rove to the highest mechanical advantage
单项选择题
A.hydraulic current
B.rectilinear current
C.rotary current
D.harmonic current
单项选择题
A.at a high rate of speed
B.under oars
C.against the wind
D.with the wind
单项选择题
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
单项选择题
A.Tehuantepecer
B.Papagayo
C.Norther
D.Pampero
单项选择题
A.bifurcation
B.transit
C.crossing
D.changeover
单项选择题
A.the direction the storm has come from
B.the direction in which the storm is moving
C.the speed at which the storm is moving
D.the path taken by the storm
单项选择题
A.required to give way in a crossing situation
B.required to sound the first passing signal in a meeting situation
C.free to maneuver in any crossing or meeting situation as it has the right-of-way
D.required to maintain course and speed in a crossing situation but may take action to avoid collision
单项选择题
A.over the bow or stern of a vessel
B.over the flat sides of a vessel
C.over the open water
D.over the dockside