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12_MIAE

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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 — 12_MIAE” contains 292 questions across 9 collections.

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.

If a magnetic controller relay fails to drop out when the coil voltage is removed from the relay, the probable cause may be

One correct answer

  • excessive spring tension
  • overvoltage
  • excessive current
  • welded contacts✓ Correct answer
Electrical conductors:

One correct answer

  • have high resistance.
  • use most of the energy available from the source.
  • complete the electron path from the source to the load.✓ Correct answer
  • all of these
If there is a reduction in the normally supplied frequency to a 120/240 volt, three-phase AC current motor from 60 hertz to 55 hertz, the motor would

One correct answer

  • run at a slower speed✓ Correct answer
  • operate at a lower current
  • vibrate excessively
  • trip off the line
With both ends of a three conductor cable disconnected and arranged without the conductors touching each other, an ohmmeter reading of 'zero' ohms between the ends of one conductor would indicate

One correct answer

  • continuity✓ Correct answer
  • a partial ground
  • the resistance is infinite
  • a short circuit
Compressed air should not be used to clean motor controller equipment because

One correct answer

  • it may force metallic particles into coil insulation✓ Correct answer
  • the surrounding area may need additional cleaning
  • the air blast dries out insulation quickly
  • a mask and respirator would be required

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