?What should be installed where a solar water heating system connects to the building's plumbing?
A. ?thermostatic mixing valve
B. ?pressure relief valve
C. ?globe valve
D. ?heat exchanger
Answer: A
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An IGU is _______.
A) a sealed assembly of two glass sheets with an intervening space and a spacer. B) an assembly of two glass sheets with an intervening space. C) a sealed assembly of two glass sheets with an intervening space. D) an assembly of two glass sheets. E) none of the above.
What is the advantage of balanced port TEVs?
A) Balanced port valves can retain good control over a wider range of operating conditions. B) Balanced port valves can be converted from externally equalized valves to internally equalized simply by capping the equalizer port. C) Balanced port valves equalize on the off cycle, making it easier for the compressor to start. D) Balanced port valves can be installed upside down.
Solid-state electronic devices are constructed from solid pieces of material called ____.
a. vacuum tubes b. conductors c. semiconductors d. transducers
Before checking the fluid level in a manual transmission or transaxle, what should the technician do?
A) Loosen the fluid fill hole plug B) Check service information for the specified procedure C) Check for the specified fluid type and viscosity D) All of the above