Load ____________________ is the process of changing large electrical loads in a building to another form of power such as natural gas or propane.
Fill in the blank(s) with the appropriate word(s).
shifting
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Which of the following can be digested by ruminants but not digested by monogastric
animals? A. starch B. cellulose C. nitrogen-free extract
A lane departure warning system uses ________
A) Cameras or infrared sensors B) Radar to determine where the road is located C) GPS to determine the location of the vehicle on the road D) All of the above are used
A water-source heat pump does not require a defrost cycle because:
A) It uses buried loops in which water is circulated, and the heat is then extracted from the water. B) Most water-source units use a single bi-flow thermostatic expansion valve. C) The fluid circulating through the water-source unit cannot be allowed to freeze. D) There are no check valves or extra metering devices within a water-source heat pump.
The tool used to create pipe threads on the outside of a pipe is called a(n) ____________________.
Fill in the blank(s) with the appropriate word(s).