Subsurface drains have been made by all of the following materials EXCEPT ____
a. clay
b. lead
c. concrete
d. plastic
B
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Explained why tempered martensite is very strong and tough.
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PROBLEM 3.59 The steel jacket CD has been attached to the 40-mm-diameter steel shaft AE by means of rigid flanges welded to the jacket and to the rod. The outer diameter of the jacket is 80 mm and its wall thickness is 4 mm. If 500-N ? m torques are applied as shown, determine the maximum shearing stress in the jacket.
Women of which social group made crucial contributions to the formation of modern societies through participation in reformist and self-improvement activities?
a. lower class b. middle class c. upper class d. royalty and noble elites
On a project using engineered-size bricks, how many cubic yards of sand to the nearest hundredth are needed to build a single-wythe brick wall whose length is 36' and height is 18'.
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