Which tool is best to measure linear distance?
A) Micrometer B) Machinist rule C) Dial indicator D) None of these
B
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When lighting is so bright that it causes eye discomfort, it is said to produce ____.
A. vapor B. glare C. intensity D. absorbed light
What must be considered when performing a heat load calculation for a walk in cooler or freezer are:
A) The style of evaporator, the box temperature, and the type of refrigerant. B) The volume of the case, the temperature to be maintained, and the air changes per hour. C) Heat gain through the walls, floor, and ceiling. D) Heat transmission, air infiltration, and product load.
In an air to air system, the compressor contactor controls the operation of the compressor motor and the ______________________________.
Fill in the blank(s) with the appropriate word(s).
Omitting motor connections in control schematics is a common practice.
Answer the following statement true (T) or false (F)