Minus 459°F is the temperature considered to be:
A. extremely cold
B. absolute 0
C. absolute 459
D. the lowest temperature ever obtained
Answer: A
Trades & Technology
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If conductor has a diameter of 40 mils, what is its diameter in inches?
a. 0.02" b. 0.04" c. 0.05" d. 0.06"
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A normally operating water-cooled condenser is operating with a 10°F differential between water in and water out. If scale forms on the water tubes and the entering water is 85°F, which of the following is possible?
A. The outlet water temperature will be lower than expected. B. The system head pressure will rise. C. The water regulating valve will close. D. Both a and b are correct.
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Conducting noise surveys involves measuring noise levels at all locations in the workplace.