USCG USCG ROR
Set 7 • Question #388 of 475
Launch Interactive Practice Room BOTH INTERNATIONAL & INLAND When underway in restricted visibility, you might hear, at intervals of two minutes, any of the following fog signals EXCEPT __________.
A
one prolonged blast
B
two prolonged blasts
C
one prolonged and two short blasts
D
ringing of a bell for five seconds
✓ Correct Answer
USCG NMC Regulatory Explanation
Under Inland Navigation Rules, for the condition where 'When underway in restricted visibility, you might hear, at intervals of two minutes, any of the following fog signals EXCEPT', the correct requirement is: 'ringing of a bell for five seconds'. 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...