IG MARITIMEMade by Seafarers for Seafarers

All international training tests on IG MARITIME are free for every seafarer. Register once to save your progress and prepare for your next voyage without limits!

EN-IEB.AEN / OE1 / 1

Search this section

Choose a question set and start learning or take an exam.

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-IEB.AEN / OE1 / 1” contains 92 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.

Figure "B" shown in the illustration EL-0067 represents a/anQuestion illustration

One correct answer

  • silicon controlled rectifier✓ Correct answer
  • junction field effect transistor
  • diac thyristor
  • IG MOS field effect transistor
A resistance in a circuit of unknown value is to be tested using the voltmeter/ammeter method Therefore, the meters should be connected with

One correct answer

  • both meters in series with the resistance
  • both meters in parallel with the resistance
  • the ammeter in series and the voltmeter in parallel with the resistance✓ Correct answer
  • the ammeter in parallel and the voltmeter in series with the resistance
A bus disconnect link is used to isolate

One correct answer

  • one bus bar from another
  • the generator circuit breaker from the bus✓ Correct answer
  • different phases from the equalizer connection
  • positive and negative buses from the neutral
An insulation resistance test is performed on a particular piece of electric equipment In addition to the resistance reading, what information listed below should be entered in the electrical log?

One correct answer

  • The maximum allowable operating temperature of the machine.
  • The temperature of the machine at the time the resistance reading was taken.✓ Correct answer
  • The normal temperature rise of the machine.
  • The complete nameplate data from the resistance test instrument used to obtain the reading.
The 24 volt DC bus on the emergency switchboard is used to supply power to the

One correct answer

  • general alarm system
  • gyrocompass power failure alarm system
  • smoke detection system
  • all of the above✓ Correct answer

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.