In a wide-flange steel girder designated W16x50, the 50 represents the _____.
a. length of the girder
b. weight per foot
c. thickness of the steel in mm
d. section depth
b. weight per foot
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What organization is a trade association that represents the oil and gas industry?
A. International Society of Automation (ISA) B. The American National Standards Institute (ANSI) C. The American Petroleum Institute (API) D. The American Society of Mechanical Engineers (ASME)
A procedure that makes animals more docile and less aggressive is
What will be an ideal response?
Which of the following statements is not correct?
A) The type of native vegetation is controlled primarily by climate. B) Tropical forests protect the soil from excessive weathering. C) Coniferous forests are found mostly in cool humid areas. D) Grasslands are found in semi-arid and sub-humid areas. E) Dense forests are found soil profiles have prominent O horizons.
An engineer is considering storing some radioactive material in a container she is creating. As a part of her design, she needs to evaluate the ratio of volume to surface area of two storage containers. Create curves that show the ratio of volume to surface area of a sphere and a square container. Create another graph that shows the difference in the ratios. Vary the radius or the side dimension of a square container from 50 cm to 4 m.
What will be an ideal response?