The primary cause of high condensing temperatures in water-cooled condensers is:
A) Excessive water flow. B) Scaled and fouled condenser surfaces.
C) Restricted metering devices. D) Oversized condenser water circulating pumps.
B
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List five different types of control loops.
Fill in the blank(s) with the appropriate word(s).
What types of prime movers can be used for centrifugal chillers?
A) AC motors, calibrated springs, and wind B) radiation, natural convection, and wind C) gas turbines, AC motors, and steam turbines D) steam turbines, natural convection, and radiation
Most people spend over ____% of their lives indoors.
A. 60 B. 70 C. 80 D. 90
Technician A says a torsion bar is a type of shock absorber. Technician B says shock absorbers slow the upward and downward movement of the vehicle after a bump. Who is correct?
A. A only B. B only C. both A and B D. neither A nor B