What is the advantage of using multiple compressors on a supermarket rack system?
A) The compressors can operate at a higher compression ratio as a parallel group.
B) Using multiple parallel compressors makes the use of multiple refrigerants possible.
C) System capacity can match refrigeration loads that vary over a wide range.
D) Extra compressors provide backup in case one quits working.
C
You might also like to view...
Perform the indicated operation and solve:12 x (2 + 4) =
What will be an ideal response?
You solve an equation of state for V and are returned three values. Which of these statements is accurate?
A. The largest V is the physically meaningful one if the pressure is greater than the vapor pressure. B. If the three values are identical, you are at the triple point. C. If two values are complex and one is real, you have entered the equation incorrectly. D. Any time you have more than one “solution” to an equation you have made a mistake. E. None of these are accurate.
Grafting tomatoes has done nothing except improve their resistence to soil-borne pests
Indicate whether the statement is true or false
Describe two ways that electric furnaces control the blower motor
What will be an ideal response?