A fog signal consisting of one prolonged blast followed by four short blasts would indicate thepresence of a().
An instrument useful in predicting fog is the().
The fog is lifted, so()the radar.
The fog is too thick. Don’t()the radar.
You are underway in reduced visibility.You hear the fog signal of another vessel about 20° on your starboard bow.Risk of collision may exist.You should().
What are the most important reasons for using water fog to fight fires?()
A vessel sounding a fog signal of one short,one prolonged,and one short blast is indicating that the vessel is().
The fog most commonly encountered at sea is called().
The fog is lifted, so()the radar.
A vessel sounding a fog signal of one short,one prolonged,and one short blast is indicating that the vessel is().