All of the following are method of detecting refrigerant leaks EXCEPT:
A. Halogen detector
B. Soap solution
C. hepide detector
D. Fluorescent dye
Answer: C
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Lapping is the process of using a grinding paste to produce a fine finish on the teeth of the two gears that will be in full contact with each other
Answer the following statement true (T) or false (F)
If the speed of a blower used to move air through a duct is decreased, the horsepower requirement of the
motor _____. a. is increased b. remains the same c. is decreased d. is modulated
Boiler load is most closely defined as a:
a. plants demand for steam b. boilers steam capacity c. boilers total energy demand d. water load in boiler tubes
If alternative A has = 10% and alternative B has = 18% per year, what is known about the rate of return on the increment between A and B if the investment required in B is (a) larger than that required for A, and (b) smaller than that required for A?
What will be an ideal response?