On a twin-screw, twin-rudder vessel, the...

Question 1 / 2066636ee728f7522a1c518d43

Question 1 of 2066636ee728f7522a1c518d43

On a twin-screw, twin-rudder vessel, the most effective way to turn in your own water, with no way on, is to put __________.

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Question 1 of 20

66636ee728f7522a1c518d43

On a twin-screw, twin-rudder vessel, the most effective way to turn in your own water, with no way on, is to put __________.

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🔍 Key Concepts

• twin-screw maneuvering: how port and starboard propellers can work against each other to pivot the vessel • effect of rudder angle when stopped (no water flow over the rudder) • difference between turning the bow while moving ahead/astern vs turning in your own length with no way on

💭 Think About

• Ask yourself: when the ship has no way on, is there enough water flowing past the rudders for them to be very effective? • Which engine combination will create a strong turning moment (twisting force) around the vessel’s center without driving the ship significantly ahead or astern? • Look at each option and picture the track: which one tends to make the vessel walk forward or backward rather than spinning nearly in place?

✅ Before You Answer

• Verify which setups actually give opposite thrust directions on each side of the vessel. • Consider how much propeller wash over the rudder you get when the vessel is not moving through the water. • Check whether putting both engines the same direction will mostly translate the vessel (ahead/astern) rather than pivoting ‘in your own water’.

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Question 1 of 20

On a twin-screw, twin-rudder vessel, the most effective way to turn in your own water, with no way on, is to put __________.

one engine ahead and one engine astern, with full rudder

one engine ahead and one engine astern, with rudders amidships

both engines ahead, with full rudder

both engines astern, with full rudder

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Question 1 / 2066636ee728f7522a1c518d43

Question 1 of 2066636ee728f7522a1c518d43

On a twin-screw, twin-rudder vessel, the most effective way to turn in your own water, with no way on, is to put __________.

Back

Question 1 of 20

66636ee728f7522a1c518d43

On a twin-screw, twin-rudder vessel, the most effective way to turn in your own water, with no way on, is to put __________.

No comments yet

Be the first to share your thoughts!

If the question has a related picture, it will appear here.

🔍 Key Concepts

💭 Think About

✅ Before You Answer

👋 Hi! I'm Genie, your AI study assistant. How can I help you with this question?

Quick actions

— No credit card needed