Deck General (Supplementary) USCG Question #395 (Set 8)

BOTH INTERNATIONAL & INLAND A "short blast" on the whistle has a duration of __________.

Official USCG Answer & Rule Citation

Correct Answer: Option B — 1 second

Annex III of the International and Inland Navigation Rules defines a short blast as having a duration of approximately one second, utilized in specific maneuvering and warning signals.

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