For the fin equation described in Problem 6.25, if the units of T, h, P, A, and x are expressed in degree Rankine (°R), Btu/h·ft2 ·°R, ft, ft2, and ft, respectively, what are the appropriate units for thermal conductivity k if the fin equation is to be homogenous in units? Show all steps of your work.
What will be an ideal response?
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a. similar b. dissimilar c. related d. compatible
Which of the following structures are especially affected by temporarily weak building frames due to construction time factors?
A. Pre-cast concrete B. Type I - Fire-resistive C. Type V - Wood frame D. Poured-in-place concrete
A fuel filter has been accidentally installed backwards. What is the most likely result?
A) Fuel system pulsation noises may be heard B) Nothing will be noticed C) Reduced fuel economy D) Lower power at higher engine speeds and loads
The overcurrent protection for an electric furnace should be:
A) No larger than the maximum overcurrent protection listed on the unit data plate. B) At least as large as the maximum overcurrent protection listed on the unit data plate. C) No larger than the minimum circuit ampacity rating used to size the wire. D) The same size as the minimum circuit ampacity rating for the wire.