There are generally three types of positive displacement pumps that are in use today: the vane pump, the ____ pump, and the piston pump.
A. centrifugal
B. impeller
C. gear
D. radial axis
Answer: C
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Many traditional hardscape materials such as concrete, wood, and brick are being replaced by ____________________ materials that mimic their appearance but offer additional qualities
Fill in the blank(s) with correct word
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What is typically planted on Conservation Reserve Program land?
a. corn c. native grasses b. soybeans d. wheat or barley
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A refrigerant blend with a glide of 2°F or less would be considered:
A) A compound. B) A low glide blend. C) An azeotrope. D) A high glide blend.
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You have a tree in your yard that is 62 inches around. What is the diameter of the tree?
What will be an ideal response?
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