Marina Exam Reviewer: This propeller consist of the screws that are outturning, are right-handed on the starboard side and left-handed on the port side, this type of propeller is __________.

Marina Exam Reviewer

This propeller consist of the screws that are outturning, are right-handed on the starboard side and left-handed on the port side, this type of propeller is __________. 

A. Twin screw 
B. quadruple screw 
C. triple crew 
D. single screw 




Answer:       A. Twin screw 

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