D The colored sidelights and a white stern light
A diamond shape when the length of the tow is 200 meters or less
A A diamond shape on the towed object
B An all-round light at each end of the towed object
C A searchlight from the towing vessel in the direction of the tow
A Searchlight beam
Hold course and speed
C two masthead lights in a vertical line instead of either the forward or after masthead lights
It is a large course change.
54.BOTH INTERNATIONAL & INLAND Under the Rules, the term “vessel” includes __________ .
A non-self-propelled raft
B seaplanes
C hovercrafts
C make a large course change, accompanied by the appropriate whistle signal, and slow down if necessary
C A vessel at anchor
1minute
separates traffic proceeding in one direction from traffic proceeding in the opposite direction
B Sidelights and a special flashing light
approaching head on
it must have all around white light
D The nature of the vessel’s work, limiting maneuverability required by the Rules
one prolonged blast only
BOTH INTERNATIONAL & INLAND According to the Navigation Rules, all of the following are engaged in fishing EXCEPT a vessel __________
trolling ( setting nets, trawling, using a dredge net )
alter course to starboard
aground
a dredged pipeline
a towing light above the stern light
4 to 6 seconds.
a vessel at anchor