Problem 1.12 The rigid bar EFG is supported by the truss system shown. Determine the cross-sectional area of member AE for which the normal stress in the member is 15 ksi.


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All of the following statements are true EXCEPT:

A. oil is flammable at room temperature. B. very few newer engines have mechanical valve clearance adjustment; most are hydraulically compensated. C. attempting an overhead cam (OHC) adjustment with the engine running results in oil being thrown from the timing chain and cam, making a big mess. D. hydraulic lifter lash on pushrod engines is best done during engine assembly.

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____________________ is chopped corn that goes through a process of fermentation

Fill in the blank(s) with correct word

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Which of the following materials is not considered a good material to be worn in cold environments due to the fact that it retains moisture.

A. Polypropylene B. Cotton C. Silk D. Wool

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A control or contraction joint prevents cracking, and controls where cracks develop in the slab.

Answer the following statement true (T) or false (F)

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