A new refrigerant, required to be used in the USA beginning in year 2021, is ________.
A) SNAP 2011
B) R 1234yf
C) R 134a
D) R 744
B) R 1234yf
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The first view of an animal or group of animals for judging is from a distance of 20 to 30 feet
Indicate whether the statement is true or false.
The ____________________ determines much of the usefulness of fuel cells and whether they can be used in most applications at all.
Fill in the blank(s) with the appropriate word(s).
What component dissipates the heat from the controlled space?
A. The evaporator B. The condenser C. The compressor D. The thermostatic expansion valve
?Technician A says that full-flow oil filters have a minimum resistance to oil flow compared to bypass filters and are not designed to filter out sludge. Technician B says that bypass oil filters are used in heavy-duty applications, primarily to provide filtration in addition to a full-flow filter. Who is right?
A. ?Technician A only B. ?Technician B only C. ?Both A and B D. ?Neither A nor B