What controls the length of the defrost cycle on most commercial refrigeration systems?
A) The defrost termination thermostat B) The evaporator fan motor
C) The high-pressure switch D) The defrost timer
A
You might also like to view...
Which type of conduit body has a raised cover and allows right angle bends where splices, taps, and pulls are needed in a weatherproof chamber?
a. Type C b. Type T c. Moguls d. Handhol
A(n) _____ is an atom or molecule which has lost or gained one or more electrons.
A. element B. oxide C. ion D. neutron
Two categories of bolts are used for field connections in heavy construction: ____ bolts have limited applications due to their low carbon-steel content and their inability to be tightened firmly enough for use in high-stress situations.
A. Common B. Normal C. Hex-shaped D. Regular
Production costs are related directly to the ____ required to produce a part.
A. staffing B. time C. quality of materials D. degree of accuracy