Determine the strength coefficient and the strain hardening
In a tensile test on a metal specimen , true strain = 0.08 at a stress = 265 MPa . When true stress = 325 MPa, true strain = 0.27. Determine the strength coefficient and the strain -hardening exponent in the flow curve equation.
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Find (a) the heat transfer in the heat exchanger (kW) (b) the power output of the turbine (kW). Explain thought process and tables used.
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Find the indicated z score. The graph depicts the standard normal distrubtion with mean 0 and standard deviation 1. the indicated z score is? round to two decimal places. z 0 the shaded region is 0.2451
Two tubes are available for a particular application: (1) 4.0 cm diameter circular tube and (2) 4.0 cm square tube. Calculate the heat transfer for both geometries if the length of each tube is 1 meter.
In a Brinell hardness test, a 1500-Kg load is pressed into a specimen using a 10-mm diameter hardened steel ball. The resulting indentation has a diameter = 3.2 mm
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A 2016 survey of undergraduate students considered this further and found that compared with students that did not use cannabis at least once
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