Mixing valves used to control the final temperature of radiant loops
A) by mixing the hot boiler water with cooler return water
B) by bleeding off some of the hot water before it enters the loop
C) by mixing the hot water from the boiler with the cold water from the chiller
D) by mixing the hot boiler water with fresh makeup water
A
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Wind erosion is generally not affected by ________
A) soil crusting B) soil moisture C) soil pH D) bulk density of the soil E) soil texture
To check an outside micrometer for calibration, you should use ________
A) Another micrometer B) Inside micrometer C) A gauge rod D) Vernier caliper
Many cleaning methods involve chemicals that are hazardous to use. The least hazardous method is ________
A) Pyrolytic oven B) Hot soak tank C) Hot vapor tank D) Cold soak tank
Mixed format: 
(with a space between the whole number and the numerator)Fraction format: 
Reduce all fractions. A piece of carbon 
inch thick has a copper plating of 
inch on each side. What is the total thickness?
Fill in the blank(s) with the appropriate word(s).