Marina Exam Reviewer: Your ship has right handed propeller and is on half ahead when you put her full astern to stop her. Do you think the rudder will have any effect while the ship is making headway?

Marina Exam Reviewer

Your ship has right handed propeller and is on half ahead when you put her full astern to stop her. Do you think the rudder will have any effect while the ship is making headway? 

A. Yes, by putting the rudder hard starboard. it will shield water flow to the starboard. side of the propeller and vice versa to port. This will effect turning of the ship. 
B. No, the rudder should always be amidships when the propeller is going astern. 
C. Yes, by putting the rudder hard to port the ship will go to port, even if the propeller is going astern. 
D. No the rudder must be put midships, otherwise it could be destroyed. 


Answer:       A. Yes, by putting the rudder hard starboard. it will shield water flow to the starboard. side of the propeller and vice versa to port. This will effect turning of the ship.

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