Q. According to ________ five independent systems are required to maintain the reliability of grain boundaries.

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Q. What is the CRSS value of a copper crystal?

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Q. What is the Hall-Petch constant for Iron?

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Q. Creep occurs at a temperature above ________

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Q. __________ experiences creep at room temperature.

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Q. _______ is known as steady-state creep.

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Q. Which of the following does not affect creep?

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Q. The time required for the occurrence of creep is known as _________

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Q. Which of the following will be rendered useless for prevention of creep?

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Q. MgO and Al₂O₃ can be used at high temperature creep resistance due to _________

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Q. Iron base alloys have melting point around __________

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Q. Strengthening of an iron base, nickel bade, and cobalt base alloys is done by __________

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Q. Why can’t cold working be used for strengthening in case of plastic deformation?

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Q. The ability of a material to return to its original state when an external force is removed is called __________

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Q. The stress-strain curve can be expressed linearly by the use of _________

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Q. For an isentropic material, the stress-strain relationship is known as _________

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Q. Viscoelasticity exhibits which of the following properties?

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Q. Which method is used for measuring the viscoelastic behavior of materials?

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Q. The elastic component of viscoelastic material is modeled as _________

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Q. A series connection between a Hookean spring and a Newtonian dashpot results is ________ model.

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