A. ductile materials
B. brittle materials
C. elastic materials
D. all of the above
E. none of the above

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Related Mcqs:

  1. The maximum stress due to stress concentration in a bar having circular transverse hole, as compared to its static stress without hole will be_________________?
    A. same in both cases B. 2 times more C. 3 times more D. 4 times more E. unpredictable...
  2. Shear stress theory is applicable for____________________?
    A. ductile fnaterials B. brittle materials C. elastic materials D. all of the above E. none of the above...
  3. If shearing stress in nut is half the tensile stress in a bolt, then nut length should be equal to___________________?
    A. diameter of bolt B. 0.75 x diameter of bolt C. 1.25 x diameter of bolt D. 1.5 x diameter of bolt E. 0.5 x diameter of bolt...
  4. Guest’s theory of failure is applicable for following type of materials_________________?
    A. brittle B. ductile C. elastic D. plastic E. tough...
  5. Rankine’s theory of failure is applicable for following type of materials___________________?
    A. brittle B. ductile C. elastic D. plastic E. tough...
  6. Endurance limit or fatigue limit is the maximum stress that a member can withstand for an infinite number of load applications without failure when subjected to________________?
    A. dynamic loading B. static loading C. combined static and dynamic loading D. completely reversed loading E. all of the above...
  7. Stress concentration is caused due to_____________________?
    A. variation in properties of material from point to point in a member B. pitting at’points or areas at which loads on a member are applied C. abrupt change of section D. all of the above E. none of the above...
  8. If a load W is applied instantaneously on a bar; then the stress induced in bar will___________________?
    A. be independent of ratio of mass of load W to mass of bar (y) B. increase with increase in y C. decrease with decrease in y D. depend on other considerations E. none of the above...
  9. The permissible stress for carbon steel under static loading is generally taken as__________________?
    A. 2000-3000 kg/pm2 B. 3000-4000 kg/cm2 C. 4000-4500 kg/cm2 D. 7500-10,000 kg/cm2 E. 10,000-15,000 kg/cm2...
  10. Residual stress in materials_________________?
    A. acts when external load is applied B. becomes zero when external load is removed C. is independent of external loads D. is always harmful E. is always beneficial...
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