Practice Quiz

MTEL Technology and Engineering - Question List

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31.
Metal fatigue is most likely to result from which of the following types of forces?
  1. Tension.
  2. Compression.
  3. Shear.
  4. Bending.
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32.
Placer mining and panning separate ore from surrounding sediments by taking advantage of the ore's:
  1. Buoyancy.
  2. Particle size.
  3. Density.
  4. Melting point.
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33.
Polymerization is a process used to produce which of the following materials?
  1. Ball bearings
  2. Textiles
  3. Metallic wire
  4. Plastics
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34.
The increased efficiency that results from assembly-line manufacturing processes is primarily a result of:
  1. A reduction in energy use.
  2. A reduction in nonproductive efforts.
  3. A decreased need for raw materials.
  4. A greater reliance on human inputs.
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35.
Which of the following welding processes is used primarily to weld metals such as aluminum and magnesium?
  1. Shielded metal arc welding.
  2. Oxyacetylene welding.
  3. Gas tungsten arc welding.
  4. Carbon arc welding.
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