The process of cutting a groove into a surface is known as _____
a. gouging
b. washing
c. brushing
d. short-cutting
a
You might also like to view...
For 1,3-butadiene at T = 350 K and P = 1.5 MPa, use the Peng-Robinson EOS to find the liquid and vapor phase fugacities, and determine which phase is stable at equilibrium.
A. fL = 0.917 MPa, fV = 1.278 MPa, liquid phase stable B. fL = 0.917 MPa, fV = 1.278 MPa, vapor phase stable C. fL = 0.917 MPa, fV = 1.161 MPa, vapor phase stable D. fL = 0.917 MPa, fV = 1.161 MPa, liquid phase stable E. None of these are correct.
Which of the following statements is true?
A. Pump and compressor are two different names for the same thing. B. If a system is at steady state, you must start with the time-independent form of the generalized energy balance. The time dependent form of the equation will not work. C. If the system is a heat exchanger, Q ? will always be negative by our sign convention. D. If the system is a turbine, W ?_s will always be negative by our sign convention. E. None of the above statements are true.
When a compressor is changed, the 4-way valve also must be changed.
Answer the following statement true (T) or false (F)
In a pure resistive circuit, the true power is the same as the apparent power, so the power factor is ____.
A. zero B. one C. two D. three