Determine the maximum resisting moment mr that the beamcan

Reference no: EM13533361

1.A metal alloy has been tested in a tensile test with thefollowing results for the flow curve parameters: Strengthcoefficient=620.5 MPa and Strain-hardening exponent=0.26. The samemetal is now tested in a compression test in which the startingheight of the specimen=62.5mm and its diameter=25mm. Assuming thatthe cross section increases uniformly, determine

a) Plot the engineering stress-strain curve

b) yield strength

c) Modulus of elasticity

d) Tensile Strength

2.The maximum flexural stress on a transverse cross section of a beam2" x 4" with a rectangular cross section must not exceed 8 ksi.Determine the maximum resisting moment Mr that the beamcan support if the neutral axis is:

a) parallel to the 4" side

b) parallel to the 2" side

3.The free surface of a freshwater lake is at 2000 m MSL. Thetemperature of the water is 15 degrees Celsius. Calculate theabsolute pressure at a depth of 4 m in the lake.

a. 39.2 kPa (absolute)

b. 139.2 kPa (absolute)

c. 118.7 kPa (absolute)

d. 140.5 kPa(absolute)

Reference no: EM13533361

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