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EN-EM7-OEEE

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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-EM7-OEEE” contains 28 questions across 1 collection.

Learning

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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.

The second potentiometer of this electric command system is located in the steering gear. What moves this potentiometer ?Question illustration

One correct answer

  • The telemotor.
  • The rudder angle indicator.
  • The rudder position via the trunion connection.✓ Correct answer
  • The eccentric pushrod on the HELE-SHAW pump.
What does this symbol represent?Question illustration

One correct answer

  • A differential trigger.
  • A binary register.
  • A binary flip-flop.✓ Correct answer
  • A digital amplifier.
A star connected induction motor operates on 220 V with power factor 0.7 and efficiency of 82 %. Its output is 8 HP. What is the phase, current and voltage?

One correct answer

  • I phase is 12.8 Ampere , phase voltage is 220 Volt.
  • I phase is 27.3 Ampere, phase voltage is 127 Volt.✓ Correct answer
  • I phase is 15.8 Ampere, phase voltage is 220 Volt.
  • I phase is 22.7 Ampere, phase voltage is 127 Volt.
The function of this measuring system is to ....Question illustration

One correct answer

  • convert a digital signal into a pressure.
  • convert an electric temperature measurement into a pneumatic signal.✓ Correct answer
  • convert Wheatstone Bridge readings into remote pressure readings.
  • convert Field Effect Transistor readings into a temperature reading.
From the sample diagrams shown, choose the correct voltage waveform measured across the load.Question illustration

One correct answer

  • 1
  • 2
  • 3✓ Correct answer
  • 4

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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.