Why do split AC systems often fail during the night?
What will be an ideal response?
This is frequently caused because of the lower ambient temperatures experienced in the evening. Low ambient operation of refrigeration and air conditioning compressors can result in a liquid floodback or slugging of the compressor.
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Before corrosive wastes can be discharged, they must be _____.
a. neutralized or diluted b. inspected or filtered c. analyzed or decontaminated d. concentrated or condensed
In a beam bridge, the end supports of a single span are called _____.
a. amendments b. trusses c. abutments d. piers
What state (compressed liquid, sat liquid, sat vapor, mix of sat liquid and sat vapor with a certain quality or super heated vapor) is the benzene in at this T and P? How do you know? Please explain/provide convincing evidence.
You are planning a DEMO experiment and would like to estimate the pressure exerted by 4.5 g grams of benzene at 150 °C in a rigid 1 liter container using two approaches: (a) Use the ideal gas law. (b) Use the van der Waals equation of state where a=18.24 (L^2*atm)/?mol?^2 and b=0.1154L/mol for benzene.
If a vehicle tends to continue straight ahead while cornering, the condition is called ________
A) Understeer B) Tight C) Plowing D) All of the above