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MCQs

Total Questions : 605 | Page 4 of 61 pages
Question 31. The forces in the members of simple trusses, may be analysed by
  1.    Graphical method
  2.    Method of joints
  3.    Method of sections
  4.    All the above
 Discuss Question
Answer: Option D. -> All the above
Question 32. The moment of inertia of a triangular section (height h, base b) about its base, is
  1.    bh²/12
  2.    b²h/12
  3.    bh³/12
  4.    b³h/12
 Discuss Question
Answer: Option C. -> bh³/12
Question 33. Maximum shear stress theory for the failure of a material at the elastic limit, is known
  1.    Guest's or Trecas' theory
  2.    St. Venant's theory
  3.    Rankine's theory
  4.    Haig's theory
 Discuss Question
Answer: Option A. -> Guest's or Trecas' theory
Question 34. Maximum principal stress theory for the failure of a material at elastic point, is known
  1.    Guest's or Trecas' theory
  2.    St. Venant's theory
  3.    Rankine's theory
  4.    Von Mises' theory
 Discuss Question
Answer: Option C. -> Rankine's theory
Question 35. Total strain energy theory for the failure of a material at elastic limit, is known
  1.    Guest’s or Trecas’ theory
  2.    St. Venant’s theory
  3.    Rankine’s theory
  4.    Haig’s theory
 Discuss Question
Answer: Option D. -> Haig’s theory
Question 36. The locus of reaction of a two hinged semi-circular arch, is
  1.    Straight line
  2.    Parabola
  3.    Circle
  4.    Hyperbola
 Discuss Question
Answer: Option A. -> Straight line
Question 37. The ratio of maximum shear stress to average shear stress of a circular beam, is
  1.    2/3
  2.    3/2
  3.    3/4
  4.    4/3
 Discuss Question
Answer: Option D. -> 4/3
Question 38. P = 4π² EI/L² is the equation of Euler's crippling load if
  1.    Both the ends are fixed
  2.    Both the ends are hinged
  3.    One end is fixed and other end is free
  4.    One end is fixed and other end is hinged
 Discuss Question
Answer: Option A. -> Both the ends are fixed
Question 39. The shape factor of standard rolled beam section varies from
  1.    1.10 to 1.20
  2.    1.20 to 1.30
  3.    1.30 to 1.40
  4.    1.40 to 1.50
 Discuss Question
Answer: Option A. -> 1.10 to 1.20
Question 40. In plastic analysis, the shape factor for a circular section, is
  1.    1.5
  2.    1.6
  3.    1.7
  4.    1.75
 Discuss Question
Answer: Option C. -> 1.7

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