In thermal storage systems, why is clear ice formation preferred over milky ice formation?
A) Clear ice is less dense than milky ice, reducing the weight the storage system must support
B) Milky ice contains impurities that change the freezing point of the water
C) Milky ice contains small pockets of air that act as small insulators, reducing the freezing efficiency
D) Clear ice allows visual inspection of the coil without removing the ice
C
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The most common dairy cattle in the United States is the _____
a. Jersey c. Brown Swiss b. Guernsey d. Holstein
What is the drawback of open-loop gain in an op amp and how is it corrected?
What will be an ideal response?
One of the first steps you should take to familiarize yourself with the School Addition is to ____.
A. perform a safety analysis B. perform a mathematical analysis C. take a physical walk-through D. take a mental walk-through
Timing gears are being discussed. Technician A says that worn timing gears can make noise. Technician B says that the clearance between the gears that is seen by rotating one gear back and forth without the other moving is called backlash. Who is correct?
A. A only B. B only C. Both A and B D. Neither A nor B