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GATE MT 2020 Q6. The number of independent elastic constants of an isotropic material:

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GATE MT 2022 Q44

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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why sintering is done around 1000 degrees but not around 800 degrees or around 1300 degrees?

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