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03_CES_DO5

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About this collection

The ANR bank contains many sets with original names and codes, including navigation, safety and equipment topics. Select a module by name or use question search.

“ANR — EN-DO5-SMH — 03_CES_DO5” contains 36 questions across 1 collection.

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Sample questions and answers

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In relation to squat effect, which of the following statements is incorrect?

One correct answer

  • Squat results in an increase in ship's draft.
  • Squat results in a decrease in underkeel clearance.
  • Squat can be a serious problem for deep draft ships.
  • Squat results in a decrease in ship's draft.✓ Correct answer
A ship turns around a point called the "pivot point". What is the position of this point when the ship is going astern?

One correct answer

  • At about 1/4 of ship's length from the stem.
  • At the stern.
  • At about 1/4 of ship's length from the stern.✓ Correct answer
  • At amidships.
In which of these vessel types is "squat" likely to be most pronounced?

One correct answer

  • A cargo liner.
  • A supply or anchor handling vessel.
  • A vessel with a very wide beam compared to length.
  • A vessel with a high block coefficient.✓ Correct answer
When operating with conventional screw tugs, what is the function of the "Gob" or "Gog" rope?

One correct answer

  • To reduce the chance of "girting"✓ Correct answer
  • To secure the tug to the ship
  • To keep the tug at the correct place on the ship's side when pushing
  • To improve the bollard pull of the tug
Does a ship's trim influence her steering abilities?

One correct answer

  • Yes, a ship usually steers better if trimmed by the bow.
  • No, a ship will have the same steering ability unaffected by trim.
  • Yes, a ship usually steers better if trimmed by the stern.✓ Correct answer
  • No, it is usually best to have no trim at all.

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