What method is recommended for raising the pressure of the refrigerant in a low-pressure chiller?
What will be an ideal response?
The EPA recommends circulating warm water through the chiller to raise the evaporator pressure.
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An earthquake measuring 7.0 on the Richter scale is
A) twice as strong as a 6.0 earthquake. B) 10 times stronger than a 6.0 earthquake. C) 100 times stronger than a 6.0 earthquake. D) 500 times stronger than a 6.0 earthquake. E) none of the above.
You treated 550 acres of corn land with an herbicide at the rate of 1.2 quarts per acre. The herbicide is sold in a 2 1/2-gallon container which costs $99.52.
a. How many containers of the herbicide were used? b. What did the herbicide cost?
____ are often used together with framed connections, making the erection of a beam easier by providing a surface on which to place the beam while connections are being made.
A. Longitudinal connections B. Seated connections C. Partial connections D. T-shaped connections
Technician A says that the back of all engine bearings should be lubricated during assembly. Technician B says that the face of the main and rod bearings should be lubricated before final assembly. Who is right?
A) Technician A only B) Technician B only C) Both technicians A and B D) Neither technician A nor B