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CD0097. Energy Conservation

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About this collection

The Seagull CBT bank is organised into modules covering safety, shipboard operations, maintenance and other topics. Original module names and codes are retained to help you find the topic you need.

“Seagull CBT — CD0097. Energy Conservation” contains 20 questions across 1 collection.

Learning

Learning mode has no timer. After answering, you see feedback and the correct options. You can return to a question and repeat a topic.

Exam

A practice exam lasts up to 60 minutes and includes up to 50 questions from the selected collection. Correct answers and results appear after completion.

Sample questions and answers

These examples come from the published collection. Choose Learning to study questions in sequence, or Exam to check your knowledge.

An engine vibrating at low speed has most likely a failure in?

One correct answer

  • A shaft✓ Correct answer
  • A gear
  • A bearing
  • A cylinder
Which type of vessel is most fuel saving for a specific cargo?

One correct answer

  • A long and wide vessel
  • A short and deep vessel
  • A long and shallow vessel
  • A long and slim vessel✓ Correct answer
What is the average roughness of a newly polished propeller?

One correct answer

  • 5 micrometer
  • 10 micrometer✓ Correct answer
  • 100 micrometer
  • 500 micrometer
In a marine engine, how much energy is lost in form of heat?

One correct answer

  • About 5%
  • About 20%
  • About 50%✓ Correct answer
  • About 75%
What are the minimum instruments needed to estimate fuel consumption?

One correct answer

  • A fuel gauge and a speed log✓ Correct answer
  • A fuel gauge and an exhaust thermometer
  • A fuel gauge and a Doppler log
  • A fuel gauge and a radio navigation instrument

Before you start

Do I need to register to start?

Guest access lasts 23 minutes. Free registration lets you continue without limits, save progress and review mistakes in your account.

What language are the questions in?

Questions and answer options retain the language of the original bank. You can change the interface language separately.

Can I use my result as an official document?

No. This is independent practice. A result does not replace an examination, certificate or knowledge check by an authorised organisation.