Facial expressions are what type of communication?
A) Written B) Verbal C) Implied D) None of these
D
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Describe the potential health effects from carbon monoxide exposure to
a. 30 ppmv CO for 12 hr b. 100 ppmv CO for 12 hr c. 500 ppmv CO for 12 hr What will be an ideal response?
What is a varying operational condition that is associated with a processing operation such as temperature, pressure, flow rate, level, and composition?
A) Remote B) Process variable C) Analytical variable D) Transducer
Which frequency is a harmonic of 60 Hz?
A. 10 Hz B. 30 Hz C. 90 Hz D. 180 Hz
When changing the superheat setting on a TXV, _____
a. the system must be shut down b. the system must be in operation c. completely remove the packing nut from the adjusting stem d. close off the equalizer line until the adjustments are complete