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Asked: 3 years agoIn:

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71.88%(A) crack opening mode ( 23 voters )
3.13%(B) forward shear mode ( 1 voter )
6.25%(C) parallel shear mode ( 2 voters )
18.75%(D) perpendicular shear mode ( 6 voters )
Based On 32 Votes

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Asked: 3 years agoIn:

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17.86%(A) aluminium metal will have excess dissolved oxygen ( 5 voters )
7.14%(B) it melts at too low a temperature ( 2 voters )
0%(C) it does not vaporize at reasonable temperatures ( 0 voters )
75%(D) (D) Al-Al2O3 line is too low in Ellingham diagram and needs excessively high temperatures ( 21 voters )
Based On 28 Votes

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Asked: 1 year agoIn:

A cylindrical specimen of an Al alloy with diameter of 30 mm is cold extruded to  a diameter of 20 mm. If the flow behavior of the alloy is expressed by the  equation, 𝜎 = 350 𝜖0.3 MPa, the ideal ...Read more

A cylindrical specimen of an Al alloy with diameter of 30 mm is cold extruded to  a diameter of 20 mm. If the flow behavior of the alloy is expressed by the  equation, 𝜎 = 350 𝜖0.3 MPa, the ideal plastic work of deformation per unit volume is    ____ × 106 J (answer rounded off to the nearest integer).

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