The state of matter with the lowest energy level is:
A) Liquid. B) Solid. C) Gas.
B
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What type of refrigeration system use a refrigerant for cooling?
A) Absorption B) Functional C) Mechanical D) Evaporation
Sketch the system.
A soft drink bottling plant discharges a wastewater with a dissolved solids concentration of 10,000 mg/l NaCl, at a rate of 100 gal/min to a stream. The stream above the discharge has a volumetric flowrate of 1.0 MGD and a dissolved solids concentration of 25 mg/l. Below the discharge point is a prime fishing spot, and the fish are intolerant of salt concentrations above 200 ppm. What will be an ideal response?
A vehicle is being inspected under an OBD-II testing program and the MIL is ON. What will be the results of the inspection?
A) The vehicle will receive an 80% pass rate B) The vehicle will pass the test C) The vehicle will fail the test D) None of these
Temperature is an indication of the ____.
A. amount of heat in a material B. density of the material C. amount of molecular activity in the material D. weight of the total mass of the material