Problem 1.21 A 40-kN axial load is applied to a short wooden post that is supported by a concrete footing resting on undisturbed soil. Determine (a) the maximum bearing stress on the concrete footing, (b) the size of the footing for which the average bearing stress in the soil is 145 kPa.
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Small plasma cutting machines can do many of the same cutting jobs that are done with an oxyacetylene torch, but without the expense of renting gas cylinders.
Answer the following statement true (T) or false (F)
Which specifications allow the contractor the most freedom in deciding how to accomplish the project?
a. performance c. design b. technical d. computer
The basis of operation for all oscillators is known as
A) attenuation B) negative feedback C) regenerative feedback D) Barkhausenism
Which of the following represents a major difference between a scheduled receipt and a firm planned order?
A) The scheduled receipt is generated from the master schedule, the firm planned order generated from MRP. B) Only the scheduled receipt can occur within the planning horizon. C) Only the scheduled receipt represents a financial commitment. D) The computer can move the scheduled receipt, not the firm planned order.