USCG USCG ROR
Set 11 • Question #73 of 475
Launch Interactive Practice Room BOTH INTERNATIONAL & INLAND A power-driven vessel making way through the water sounds a fog signal of __________.
A
one prolonged blast at intervals of not more than two minutes
✓ Correct Answer
B
two prolonged blasts at intervals of not more than two minutes
C
one prolonged blast at intervals of not more than one minute
D
two prolonged blasts at intervals of not more than one minute
USCG NMC Regulatory Explanation
Under Inland Navigation Rules, for the condition where 'A power-driven vessel making way through the water sounds a fog signal of', the correct requirement is: 'one prolonged blast at intervals of not more than two minutes'. This standard ensures clear navigational intent and collision avoidance.
Question Discussion & Notes
0Have a doubt, memory trick, or exam update? Share your insights with fellow mariners.
Loading mariner discussions...