One benefit of an indirect water heater is that the stored water provides ____ that allows the boiler to operate for longer cycles, and thus at higher efficiencies.
a. hydraulic pressure
b. heat interface
c. thermal circulation
d. thermal mass
d. thermal mass
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What is a potential problem for the electrodes?
A) clogged output terminals B) narrow nozzle orifice C) lack of spark D) cracked porcelain insulator
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Kenaf is a source of soft fiber
Indicate whether the statement is true or false
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A 24" square sheet of lead has a 3" hole cut in it. Calculate the square feet.
Fill in the blank(s) with the appropriate word(s).
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Explain the difference, with respect to superheat, between a dry type evaporator and a flooded evaporator.
What will be an ideal response?
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