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Find the false statement regarding hardness testing
A. Hardness measurements are dependent on the probe geometry
B. Hardness measurements are calculated from the indentation depth
C. Hardness is the material's resistance to localized deformation
D. Hardness tests are very repeatable and non destructive
E. A material solely undergoes elastic deformation during hardness tests
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the governing equation for a simple mass-spring system exemplified in class ism? kx 0if m 2.0 kg determine the
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A spring-loaded piston-cylinder device is initially filled with 0.13 lbm of an R-134a liquid-vapor mixture whose temperature is ?30°F and whose quality is 80 percent. The spring constant in the spring force relation F = kx is 37 lbf/in, and the pisto..
a rankine heat engine with a net power output of 85000 hp has a thermal efficiency of 35. determine the rate of heat
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