Coast Guard Exams
Question 2294Deck General70% to pass

The circular steel structure installed around the propeller of a towboat is the _______________.

AI Explanation
The correct answer is C) nozzle. The circular steel structure installed around the propeller of a towboat is called a nozzle. The nozzle is a protective casing that surrounds the propeller, which helps to increase the thrust and efficiency of the propeller. This design feature is commonly found on towboats and other vessels that require high maneuverability and power. The other options are incorrect because: A) A strut is a structural support, not a protective casing around the propeller. B) A hood is a cover for the engine, not the propeller. D) A shroud is a protective covering, but it is not specifically designed for the propeller like a nozzle.

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