Four mutually exclusive, direct benefit alternatives are compared using the B/C method. Which alternative, if any, should be selected?
What will be an ideal response?
Eliminate K and M because B/C < 1.0; compare L vs. J incrementally
?B/C for L vs. J is 1.42; eliminate J
Select alternative L
You might also like to view...
What is distance A? ________________
Special processing procedures, along with the addition of magnesium- or cerium- bearing alloys, result in a cast iron with spherical-shaped graphite rather than flakes, as in gray cast iron, resulting in a material with greater strength and ductility.
a. alloy cast iron b. nodular cast iron c. malleable cast iron d. white cast iron
Explain how the choice of enclosure materials for a building can affect construction costs and ongoing maintenance and repair costs.
What will be an ideal response?
When heating a substance, latent heat is ________
A) the heat added to cause a change of state while the temperature stays the same B) the number of calories needed to raise the temperature 1 degree Celsius C) the heat added that causes a change in temperature D) the amount of heat given off without changing state