Muscle tone describes the tension that is maintained by paired muscles and _____
a. remains constant as an animal ages
b. is a characteristic of healthy animals
c. prevents the animal from giving rapid muscular responses
d. peaks when the muscle stretches
B
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The cyclic redundancy check is used to detect ________
A) one-bit and two-bit data transmission errors B) operation cycles that are performed more than once C) information that is repeated D) one-bit and two-bit parity errors
____ are the most common organism in the profundal zone
A) Insects B) Salmon C) Bacteria D) Birds
Three alternatives identified as X, Y, and Z were evaluated by the B/C method. The analyst calculated project B/C values of 0.92, 1.34, and 1.29. The alternatives are listed in the order of increasing equivalent total costs. The analyst is not sure whether an incremental analysis is needed.
(a) What do you think? If no incremental analysis is needed, why not; if so, which alternatives must be compared incrementally? (b) For what type of projects is incremental analysis never necessary? If X, Y, and Z are all this type of project, which alternatives should be selected based on the calculated B/C values?
What kind of chart is required when calculating the liquid-line subcooling?
A) Pressure-temperature chart B) Refrigerant pressure chart C) Atmospheric pressure chart D) Temperature difference chart