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EO8-Main Propulsion Turbines and Boilers

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About this collection

Videotel questions are grouped by professional topic, including machinery, electrical equipment, fuel and ballast operations. Choose a subject relevant to your preparation.

“Видеотел — Engine Category — EO8-Main Propulsion Turbines and Boilers” contains 24 questions across 1 collection.

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Sample questions and answers

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Superheated steam is steam ......................The source image is unavailable.

One correct answer

  • 1) that is mixed with water vapour.
  • 2) that has been condensed.
  • 3) that has been heated until it is "dry".✓ Correct answer
  • 4) that can be used for heating the accommodation.
On a steamship at sea electricity is supplied by ................The source image is unavailable.

One correct answer

  • 1) gas turbines.
  • 2) diesel engines.
  • 3) the main engine.
  • 4) turbo alternators.✓ Correct answer
What is part No. 3 ?Question illustration

One correct answer

  • 1) Turbine coupling.
  • 2) Turbine bearing.
  • 3) Turbine drive gear train.✓ Correct answer
  • 4) Turbine electromagnetic clutch.
Which of the following statements regarding main boilers is NOT true ?The source image is unavailable.

One correct answer

  • 1) The superheated steam pressure could be as much as 60 bar.
  • 2) The burners could be at the top firing down.
  • 3) At least two safety valves will be fitted.
  • 4) The feed water need not be very pure.✓ Correct answer
The condenser in a steam plant is where ................The source image is unavailable.

One correct answer

  • 1) steam is turned back into water.✓ Correct answer
  • 2) water is turned into steam.
  • 3) low pressure steam is produced.
  • 4) electricity is supplied.

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