Engineering, 06.09.2019 20:30 giovannymarvez16
A5cm od and 0.5cm thick copper pipe [k=386w/m.°c] has hot gas flowing inside at a temperature of 200°c with a heat transfer coefficient of 30w/m2.°c. the outer surface dissipates heat by convection into the ambient air at 20°c with a heat transfer coefficient of 15w/m2.°c. determine the heat loss from the pipe per meter length
Answers: 2
Engineering, 04.07.2019 18:10
Steel is coated with a thin layer of ceramic to protect against corrosion. what do you expect to happen to the coating when the temperature of the steel is increased significantly? explain.
Answers: 1
Engineering, 04.07.2019 18:10
True or false (explain) (110)[111] is a slip system in bcc metals . the {111} family in fcc contains 8 planes. resolved shear stress (rss) in single crystals is just related to the applied stress. critical resolved shear stress (crss) in single crystal metals is direct proportional to the number of defects in the structure
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Engineering, 04.07.2019 18:20
Determine the damped natural frequencies and the steady state response of a decoupled damped forced two degrees of freedom system. 10ä1 + 2q1 20q1 10 cos t; 10q2 +4q2 + 40q2 10 cos t
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Engineering, 04.07.2019 19:10
The maximum shear stress and maximum flexural stress occur at the same location along a beam subjected to a non-uniform bending load. a)-trune b)- false
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A5cm od and 0.5cm thick copper pipe [k=386w/m.°c] has hot gas flowing inside at a temperature of 200...
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