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IEB.AEN-Operational

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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-IEB.AEN / OE2, OE3 / 7 — IEB.AEN-Operational” contains 9 questions across 1 collection.

Learning

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Sample questions and answers

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

When working on electrical circuits containing large capacitors, in addition to de-energizing the circuit, which of the listed precautions should also be taken?

One correct answer

  • Keep all radio equipment away.
  • Measure capacitor insulation resistance.
  • Ground the capacitor terminals.✓ Correct answer
  • Check capacitor circuit polarity.
What current is required to light two 75 watt lamps and one 40 watt lamp when connected in series to a 120 volt power source?

One correct answer

  • 0.161 amperes
  • 0.631 amperes
  • 1.583 amperes✓ Correct answer
  • 6.199 amperes
A fuse that blows often should be replaced only with a fuse of

One correct answer

  • the recommended current and voltage rating✓ Correct answer
  • higher current and voltage rating
  • higher current and lower voltage rating
  • lower current and higher voltage rating
In process control terminology values which can change without distinct increments, such as temperature, pressure, or level are called

One correct answer

  • binary values
  • digital values
  • bumpless values
  • analog values✓ Correct answer
Which of the listed procedures should be carried out to prevent moisture damage to electrical apparatus during extended periods of idleness?

One correct answer

  • Fill the motor housing with CO2 to inert the space.
  • Strap silica gel around the commutator.
  • Place heat lamps in the motor housings.✓ Correct answer
  • Cover the equipment with a canvas tarpaulin.

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