Technician A says that class A fires consist of burning liquid. Technician B says that water should be used to extinguish class B fires. Which technician is correct?
A) Technician A only
B) Technician B only
C) Both technicians A and B
D) Neither technician A nor B
D) Neither technician A nor B
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Two streams of water flow into a tank, one at 80ºC flowing with a rate of 2 kg/s and the other at 50ºC flowing with a rate of 4 kg/s. All flows are at the same pressure. The tank is insulated, there is one outlet and the temperature and volume of water in the tank remain constant. The entropy generated is nearest:
A) 0.165 kJ/Ks?s B) 0.225 kJ/Ks?s C) 0.375 kJ/Ks?s D) 0.415 kJ/Ks?s
The microfarad rating of the run capacitor is much lower than that of the start capacitor for any given motor application.
Answer the following statement true (T) or false (F)
In a residential air conditioning system, the only air moving device that is used is a ___________________________________.
Fill in the blank(s) with the appropriate word(s).
DWV system is _____
A) a system of piping used to deliver potable water into a building B) a system of piping used to remove waste from a building?s fixtures and drains C) the building drain and sewer D) the public sewer and treatment center