Q. What is the stress-strain curve?

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Q. Which point on the stress strain curve occurs after the proportionality limit?

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Q. Which point on the stress strain curve occurs after the lower yield point?

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Q. Which point on the stress strain curve occurs after yield plateau?

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Q. Which point on the stress strain curve occurs after the ultimate point?

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Q. Elastic limit is the point ____________

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Q. Where is the necking region?

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Q. The property of a material by which it can be drawn into thin wires is?

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Q. If the material has identical elastic properties in all directions, it is called ____________

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Q. Why is the strain the fundamental property but not the stress?

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Q. The material in which large deformation is possible before absolute failure by rupture is called ____________

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Q. What is a creep?

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Q. If the material has different elastic properties in perpendicular directions, it is called ____________

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Q. Which one of the following pairs is NOT correctly matched?

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Q. The phenomenon of slow extension of materials having a constant load, i.e. increasing with the time is called

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Q. What will be the elastic modulus of a material if the Poisson’s ratio for that material is 0.5?

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Q. A solid metal bat of uniform diameter D and length L is hung vertically from a ceiling. If the density of the material of the bar is 1 and the modulus of elasticity is E, then the total elongation of the bar due to its own weight will be ____________

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Q. A bar of diameter 30mm is subjected to a tensile load such that the measured extension on a gauge length of 200mm is 0.09mm and the change in diameter is 0.0045mm. Calculate the Poissons ratio?

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Q. What will be the ratio of Youngs modulus to the modulus of rigidity of a material having Poissons ratio 0.25?

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Q. An experiment was done and it was found that the bulk modulus of a material is equal to its shear modulus. Then what will be its Poissons ratio?

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