Theory of Structures Mock test – 2 || Civil Engineering Mock tests Welcome to your Theory of Structures Mock test - 2 Take an exciting test in Theory of structures You have only 15 mins to complete the test (15 Questions) Wish you all the best!!! Name Email 1) The normal component of a force inclined through θ° is obtained by multiplying the force by A. sin θ B. cos θ C. tan θ D. sin θ cos θ2) Principal planes are subjected to A. normal stresses only B. tangential stresses only C. normal stresses as well as tangential stresses D. none of these3) A truss containing j joints and m members, will be a simple truss if A. m = 2j - 3 B. j = 2m - 3 C. m = 3j - 2 D. j = 3m - 24) A shaft is subjected to bending moment M and a torque T simultaneously. The ratio of the maximum bending stress to maximum shear stress developed in the shaft, is A. M/T B. T/M C. 2M/T D.2T/M5) The shape factor of standard rolled beam section varies from A. 1.10 to 1.20 B. 1.20 to 1.30 C. 1.30 to 1.40 D. 1.40 to 1.506) Pick up the incorrect statement from the following : The torsional resistance of a shaft is directly proportional to A. modulus of rigidity B. angle of twist C. reciprocal of the length of the shaft D. moment of inertia of the shaft section.7) If Q is load factor, S is shape factor and F is factor of safety in elastic design, the following: A. Q = S + F B. Q = S - F C. Q = F - S D. Q = S x F8) In plastic analysis, the shape factor for a circular section, is A. 1.5 B. 1.6 C. 1.7 D. 1.759) Shear strain energy theory for the failure of a material at elastic limit, is due to A. Rankine B. Guest or Trecas C. St. Venant D. Von Mises.10) The moment of inertia of a triangular section (height h, base b) about its base, is (A) bh²/12 (B) b²h/12 (C) bh3/12 (D) b3h/1211) Total strain energy theory for the failure of a material at elastic limit, is known A. Guest's or Trecas' theory B. St. Venant's theory C. Rankine's theory D. Haig's theory12) Beams composed of more than one material, rigidly connected together so as to behave as one piece, are known as A. Compound beams B. Indeterminate beams C. Determinate beams D. Composite beams.13) In plastic analysis, the shape factor for rectangular section, is A. 1.4 B. 1.5 C. 1.6 D. 1.714) In case of a simply supported rectangular beam of span L and loaded with a central load W, the length of elasto-plastic zone of the plastic hinge, is A. L/2 B. L/3 C. L/4 D.L/515) A material is said to be perfectly elastic if A. it regains its original shape on removal of the load B. It regains its original shape partially on removal of the load C. it does not regain its original shape at all D. none of these.