The __________ uses a dry bulb and a wet bulb.
A. aluminum oxide sensor
B. psychrometric detector
Answer: B
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Butane C4H10 is burned with stoichiometric air and the products are cooled to 20°C assuming complete combustion at 100 kPa, the air-fuel ratio is nearest:
A) 17.9 B) 15.5 C) 14.1 D) 13.3
Which of the following is considered an advantage of a flooded evaporator?
A) Its ability to maintain a very accurate temperature across half of the evaporator surface B) Its ability to raise the temperature across the entire evaporator surface C) Its ability to maintain a very accurate temperature across the entire evaporator surface D) Its ability to lower the temperature across the entire evaporator surface
Workplace violence is defined as:
A. Violent acts, behavior, or threats that occur in the workplace. B. Intentional battery, rape during the course of employment. C. An employee related relationship with the victim. D. None of the above.
The no-load output voltage of a complex linear circuit is measured as 600 mV. When a 220 ? load is connected, the load voltage is found to be 489 mV. What is the Thevenin resistance of the circuit?
A) 50 ? B) 75? C) 179 ? D) 102 ?