Strength of Materials Test Questions

Q.  The deformation of a bar under its own weight compared to the deformation of same body subjected to a direct load equal to weight of the body is_______________?

a. same
b. double
c. half
d. four times
e. one-fourth


ANSWER: See Answer
 
No explanation is available for this question!
MCQs:  The property of a material which allows it to be drawn into a smaller section is called________________?
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MCQs:  The materials which exhibit the same elastic properties in all directions are called______________?
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MCQs:  The total elongation produced in a bar of uniform section hanging vertically downwards due to its own weight is equal to that produced by a weight________________?
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MCQs:  Which of the following materials is most elastic_________________?
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MCQs:  In a tensile test on mild steel specimen, the breaking stress as compared to ultimate tensile stress is_________________?
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MCQs:  Which of the following has no unit __________________?
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MCQs:  During a tensile test on a specimen of 1 cm cross-section, maximum load observed was 8 tonnes and area of cross-section at neck was 0.5 cm2. Ultimate tensile strength of specimen is___________________?
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MCQs:  The intensity of stress which causes unit strain is called_______________?
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MCQs:  The Young’s modulus of a wire is defined as the stress which will increase the length of wire compared to its original length________________?
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MCQs:  Tensile strength of a material is obtained by dividing the maximum load during the test by the_________________?
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MCQs:  If the radius of wire stretched by a load is doubled, then its Young’s modulus will be_______________?
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MCQs:  A thin mild steel wire is loaded by adding loads in equal increments till it breaks. The extensions noted with increasing loads will behave as under_________________?
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MCQs:  The ultimate tensile stress of mild steel compared to ultimate compressive stress is__________________?
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MCQs:  Modulus of rigidity is defined as the ratio of_________________?
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MCQs:  It equal and opposite forces applied to a body tend to elongate it, the stress so produced is called______________________?
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MCQs:  The unit of Young’s modulus is__________________?
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MCQs:  Hooke’s law holds good up to____________________?
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MCQs:  The stress developed in a material at breaking point in extension is called__________?
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MCQs:  Which of the following disciplines provides study of the relative motion between the parts of a machine and the forces acting on the parts__________________?
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