Marina Exam Reviewer: A vessel is equipped with twin propellers, both turning outboard with the engines half ahead. If there is no wind or current and the rudders are amidships, what will happen?

Marina Exam Reviewer

A vessel is equipped with twin propellers, both turning outboard with the engines half ahead. If there is no wind or current and the rudders are amidships, what will happen? 

A. The vessel will steer a fairly straight course 
B. The bow will swing to port 
C. The vessel will steer a zigzag course 
D. The bow will swing to starboard


Answer:  A.  The vessel will steer a fairly straight course