Practice Quiz

MTEL Technology and Engineering - Question List

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16.
Which of the following is commonly used to reduce line pressure in an industrial gas delivery system?
  1. Expander
  2. Reducer
  3. Regulator
  4. Decompression valve
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17.
Which of the following types of pumps uses an impeller to push fluid entering at the center of the pump housing into a peripheral canal and exit?
  1. Turbine pump
  2. Centrifugal pump
  3. Rotating vane pump
  4. External gear pump
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18.
The operation of a typical bimetallic-strip thermostat is based on the difference in two metals':
  1. Specific heat.
  2. Coefficient of friction.
  3. Specific gravity.
  4. Coefficient of expansion.
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19.
Which of the following is the end product of the chemical process commonly used in fuel cells?
  1. Hydrogen
  2. Water
  3. Carbon dioxide
  4. Methane
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20.
State and local building codes are primarily intended to perform which of the following functions?
  1. Protecting environmentally sensitive areas from development that could degrade natural habitats.
  2. Guiding the growth and development of towns and cities by designating areas for various uses.
  3. Specifying materials and procedures that should be followed in building projects in order to ensure safety and sound construction.
  4. Ensuring that the most recent innovations in the construction industry are incorporated into building projects.
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