Which type of insulation is made of fiberglass or similar material and formed into tubular shapes for different pipe sizes and different wall thicknesses?
a. formed fibrous
b. blanket
c. foam
d. corrugated
ANSWER: a
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What are the components of a simple planetary gear set?
What will be an ideal response?
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The ozone layer is in which of earth's atmospheric layers?
A) Stratosphere B) Mesosphere C) Thermosphere D) None of these is correct
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To prevent a system from operating with a low charge, a _________________________ is commonly used.
Fill in the blank(s) with the appropriate word(s).
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When a bimetallic thermometer is exposed to heat, the strip will bend in the direction of the metal with the __________ expansion rate.
A. lower B. higher
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