Engineering, 26.11.2019 04:31 deidaralove90
Estimate the theoretical fracture strength of a brittle material if it is known that fracture occurs by the propagation of an elliptically shaped surface crack of length 0.25 mm (0.01 in.) and having a tip radius of curvature of 1.2 ο΄ 10-3 mm (4.7 ο΄ 10-5 in.) when a stress of 1200 mpa (174,000 psi) is applied.
Answers: 3
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When using the ohmmeter function of a digital multimeter, the leads are placed in what position relative to the component being tested? a. parallel b. control c. series d. line
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Different types of steels contain different elements that alter the characteristics of the steel. for each of the following elements, explain what the element does when alloyed with steel.
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Which of the following ziegler nichols tuning methods the response of the controller to a step input should exhibit an s-shaped curve? a)-open loop mode b)-closed loop mode c)-both modes (open & closed) d)-none of the modes (open & closed)
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Estimate the theoretical fracture strength of a brittle material if it is known that fracture occurs...
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