In an equilateral triangle, an altitude to any side bisects the side and the vertex angle.
Answer the following statement true (T) or false (F)
True
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An Al?5% Cu ingot unidirectionally solidified under the conditions of no diffusion in the solid, complete diffusion in the liquid, and local equilibrium at the interface, so that the Scheil equation applies.
(a) Calculate the composition the the liquid when the ingot is 50 percent solid. What is the average composition of the solid? (b) What is the interface temperature at this point? (c) How much eutectic and second phase ? will have formed when the ingot is completely solidified? (d) Plot the composition profile in the solidified ingot.
The work of Michael Graves and Jonathan Ive represent important classical design that is influencing contemporary architecture and product design.
Answer the following statement true (T) or false (F)
Which of the following is accurate about gases?
A) Gas has a fixed volume that will not change with temperature adjustments. B) Gases are not fluid. C) A gas must be contained in a closed container or it will escape into the atmosphere. D) Molecules of gases have a lower energy level than solids or liquids.
How many planetary gearsets are used in an Allison 4-speed hydromechanical transmission?
A. one B. two C. three D. four