As steel has high tensile strength, steel rebar is added to the tension side of the slab, usually the bottom.
Answer the following statement true (T) or false (F)
True
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An engineer has been given the assignment of finding how much money can be saved over a year’s time by redesigning the press plates from the pattern shown in Figure 4.18a to the pattern shown in Figure 4.18b for stamping out 2.400 in. diameter disks. The stamping material is 14-gauge sheet metal and can be purchased in 100 ft rolls in varying widths in 0.5 in. increments. One square foot of metal weighs 3.20 lb. The metal is sold for $0.20/lb. Do not consider the ends of the rolls. The company expects to produce 38 000 parts this year. How much can be saved?
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Common components of soilless media are peat, sand, and _____
A) pine bark B) pine needles C) wood shavings D) dirt
_____ is one way urban gardeners have chosen to deal with soils that have been polluted by lead or other industrial contaminants
A) Removing tons of contaminated soil and bringing in new soil? B) Treating the soil with lime or potassium? C) Planting a garden and hoping for the best? D) Using raised beds
Why is a reefer floor manufactured in a corrugated design?
A. To make the trailer lighter. B. To make the floor stronger. C. To allow for air flow underneath the product. D. To give fork trucks better traction.