Tightening torque can decrease over time from ____.
a. internal forces or vibration
b. external forces or vibration
c. relative forces or vibration
d. vibration or wear
b. external forces or vibration
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This term refers to any dimension on the print that does not have a tolerance specified, and the tolerance is given in the title block or in a general note.
a. bilateral tolerance b. unspecified tolerance c. specified tolerance d. unless otherwise specified
What are three functions of the cooling system?
What will be an ideal response?
Restructuring of a building's spaces and occupancy, such as the removal of a nonload-bearing wall, is referred to as:
A. hot work. B. expansion. C. demolition. D. remodeling.
The main divisions of the HVACR industry include:
A) Ventilating and cooling commercial building structures. B) Heating and cooling residential building structures. C) Air conditioning, heating, or refrigerating industrial building structures. D) Cooling, heating, ventilating, or refrigerating specific spaces.