Are you a TOP GUN in NavRules?You think you're ready for the NavRules test? Take the NavRules Challenge and find out!!
1. INTERNATIONAL ONLY A 20-meter power-driven vessel pushing ahead or towing alongside will display __________.
a single white light forward two masthead lights in a vertical line two towing lights in a vertical line two all-round red lights where they can best be seen
2. BOTH INTERNATIONAL & INLAND The term "restricted visibility", when used in the Rules, refers to __________.
situations when you can see vessels on radar that you cannot see visually visibility of less than half a mile any condition where visibility is restricted visibility where you cannot see shore
3. BOTH INTERNATIONAL & INLAND You are underway in fog and you hear three distinct bell strokes followed by five seconds of rapid bell ringing followed by three distinct bell strokes. This signal indicates a vessel __________.
aground engaged in underwater construction at anchor in distress
4. BOTH INTERNATIONAL & INLAND Which vessel must have a gong, or other equipment which will make the sound of a gong?
A sailing vessel Any vessel over 50 meters A power driven vessel over 75 meters Any vessel over 100 meters
5. BOTH INTERNATIONAL & INLAND Which statement is TRUE concerning the light used to accompany whistle signals?
It is mandatory to use such a light. The light shall have the same characteristics as a masthead light. It is used to supplement short blasts of the whistle. All of the above
6. BOTH INTERNATIONAL & INLAND You are approaching a narrow channel. Another vessel in the channel can only be navigated safely in that channel. You should __________.
not cross the channel if you might impede the other vessel hold your course and speed if she is on your port bow sound three short blasts, and take all way off your vessel sound two prolonged blasts followed by one short blast
7. BOTH INTERNATIONAL & INLAND You are on watch in fog. Which vessel is "in sight"?
A vessel that you can see from the bridge A radar target of which you have determined the course and speed A vessel from which you can hear the fog signal All of the above
8. BOTH INTERNATIONAL & INLAND A lantern combining the sidelights and sternlight MAY be shown on a __________.
sailing vessel of 25 meters in length 20-meter vessel engaged in fishing and making way 25-meter power-driven vessel engaged in trolling 6-meter vessel under oars
9. BOTH INTERNATIONAL & INLAND What does the word "breadth" mean in the Rules?
Breadth on the uppermost continuous deck Molded breadth Greatest breadth Breadth at the load waterline
10. BOTH INTERNATIONAL & INLAND Which statement is true concerning the light used to accompany whistle signals?
It is only used to supplement short blasts of the whistle. It is mandatory to use such a light. The light shall have the same characteristics as a masthead light. All of the above