Home» Online Test » Civil Engineering » Mechanics of Materials & Structures Online Test » Paper 1 » Paper 2 » Paper 3 0% Sorry, time's up. To complete the online test, please restart it. Created by Vikash chaudhary This is a FREE online test. Beware of scammers who ask for money to attend this test. Get fresh, new questions in each attempt. Total Questions: 50 Time Allotted: 50 minutes Passing Score: 70% Randomization: Yes Certificate: Yes Do not refresh the page! 👍 All the best! 1 / 50 1. If the Poisson's ratio of a material is 0.25, the ratio of Modulus of Rigidity to the Young's Modulus is a) 2 b) 0.4 c) 2.5 d) 4 2 / 50 2. The maximum deflection of a beam occurs at a) zero shear force location b) zero slope location c) zero bending moment location d) none of the above 3 / 50 3. *Which of the following gives Bulk Modulus? a) the ratio of linear stress to linear strain b) the ratio of shear stress to shear strain c) the ratio of lateral strain to longitudinal strain d) the ratio of the normal stress of equal magnitude on all six faces of a solid cube to the volumetric strain 4 / 50 4. *Young's modulus is the ratio of a) Volumetric stress/volumetric strain b) Lateral stress/lateral strain c) Longitudinal stress/ longitudinal strain d) Shear stress/ shear strain 5 / 50 5. The maximum bending moment caused by a large number of equally spaced identical loads on a simply supported beam is (W = wL) a) WL/6 b) WL/8 c) WL/16 d) WL/2y 6 / 50 6. Point of contraflexure is a point where bending moment a) minimum b) maximum c) zero d) changes sign 7 / 50 7. *The product EI is called a) flexural rigidity b) torsional rigidity c) second moment of area d) none of the above 8 / 50 8. The maximum number of transverse shear forces possible at one end of an element of a plane frame are a) zero b) one c) two d) three 9 / 50 9. Shear force diagram for a cantilever carrying a UDL over its whole length is a) rectangle b) triangle c) parabola d) cubic parabola 10 / 50 10. *Strut is a a) horizontal member b) vertical member c) inclined member d) compression member 11 / 50 11. The c.g. of a semi-circular arc is a) r/π b) r/2π c) r/3π d) 2r/π 12 / 50 12. If the elasticity of the material is zero then the material is said to be a) rigid b) perfect c) plastic d) all of the above 13 / 50 13. A beam is supported over three rollers lying in the same plane. The beam is stable for a) any general loading b) loading with no component in the direction of the beam c) loading with no component perpendicular to the direction of the beam d) only when no load except self-weight acts. 14 / 50 14. In rectangular column having cross section b X h, the core is a) rectangle of lengths b/2 and h/2 b) square of lengths b/2 c) rhombus of lengths h/2 d) rhombus of diagonals b/3 and h/3 15 / 50 15. A beam fixed at both ends with a central load W in the middle will have zero bending moment a) at one place b) at two places c) at three places d) none of the above 16 / 50 16. The diagram showing the variation of BM along the span of the beam is called a) BMD b) SFD c) thrust diagram d) all of the above 17 / 50 17. *In the case of a fixed beam loaded at a point at its center, the number of points at which BM is zero a) 1 b) 2 c) 3 d) 4 18 / 50 18. The maximum shear stress will always occur at a) neutral axis b) top extreme fiber c) a fiber in the cross-section depending on configuration d) bottom extreme fiber 19 / 50 19. The value of buckling load is ... than the crushing load in the case of a long column a) less b) more c) equal d) none of the above 20 / 50 20. The shear force on a beam and the displacement are related by a) V = EI(d^2y/dx^2) b) V = EI(d^3y/dx^2) c) V = EI(d^3y/dx^3) d) none of the above 21 / 50 21. *The ratio of the largest load in a test to the original cross-sectional area of the piece is called: a) elastic limit b) ultimate stress c) yield stress d) breaking stress 22 / 50 22. The equivalent length of column fixed at one end and free at the other end is a) 2l b) 0.75l c) 1l d) 1.25l 23 / 50 23. Which of the following gives Poisson's ratio? a) ratio of linear stress to linear strain b) ratio of shear stress to shear strain c) ratio of lateral strain to longitudinal strain d) ratio of the normal stress 24 / 50 24. *The total time of collision and restitution of two bodies is called a) time of collision b) period of collision c) period of impact d) all the above 25 / 50 25. For keeping the stress wholly permissible, the load may be applied to a circular column anywhere within a concentric circle of diameter a) d/2 b) d/3 c) d/4 d) d/5 26 / 50 26. The brittle materials have low toughness because they a) have large plastic deformation before failure b) have small plastic deformation before failure c) have no plastic deformation before failure d) can absorb impact load also 27 / 50 27. *A beam is said to be loaded in pure bending when a) Bending moment is constant b) Bending moment is zero c) Bending moment is changing linearly d) Bending moment and shear force are changing linearly 28 / 50 28. The property of material by which it can be beaten or rolled into plates is called a) malleability b) ductility c) plasticity d) elasticity 29 / 50 29. *A diagram that shows the variation of axial force a) BMD b) SFD c) thrust diagram d) stress diagram 30 / 50 30. *The maximum deflection of a simply supported beam subjected to a concentrated load (W) at the midpoint is a) WL^3 / 8EI b) WL^3 / 48EI c) 5WL^3 / 48EI d) none of the above 31 / 50 31. Normally, the numerical value of Poisson's is a) 0.3 for steel b) 0.15 for concrete c) both (a) and (b) of the above d) none of the above 32 / 50 32. *Fatigue is the failure of a material under: a) constant loads but occasionally well above static load b) varying loads, well below ultimate static load c) constant loads well below ultimate static load d) varying loads well above ultimate static load 33 / 50 33. *Thrust is induced in the case of a) vertical load b) inclined load c) vertical & inclined load d) none of the above 34 / 50 34. A column that fails primarily due to direct stress is called a) long column b) short column c) weak column d) none of the above 35 / 50 35. In the case of a simply supported beam subjected to UDL, the maximum shear force occurs at a point a) support b) centre c) 1/3 d) none of the above 36 / 50 36. At the point of application of concentrated load on a beam, there is a) maximum BM b) sudden change in the slope of BM c) point of contraflexture d) maximum deflection 37 / 50 37. *Stress in a beam due to simple bending is a) inversely proportional b) directly proportional c) curvilinear related d) all of the above 38 / 50 38. Strain energy of a member may be defined as work done on it a) to deform it b) to resist elongation c) to resist shortening d) all of the above 39 / 50 39. The maximum deflection of a simply supported beam subjected to a uniformly distributed load (w) over the span is a) WL^3 / 8EI b) WL^3 / 48EI c) 5WL^3 / 48EI d) 5WL^3 / 384EI 40 / 50 40. The zone between the elastic limit and proportional limit on the elastic curve of an elastic material is known as a) linear elastic zone b) non-linear elastic zone c) plastic zone d) none of the above 41 / 50 41. In a continuous beam, the point where bending moment changes sign is called a) point of inflection b) point of virtual hinge c) point of contraflexure d) all of the above 42 / 50 42. *The inclined member carrying compressive load in the case of frames and trusses is a) Post b) stanchion c) strut d) column 43 / 50 43. *As per the elastic theory of design, the factor of safety is the ratio of a) working stress to field stress b) yield stress to working stress c) ultimate stress to yield stress d) ultimate load to load at yield 44 / 50 44. In a simply supported beam with span, L subjected to a point load, W at the center. Find the maximum bending moment induced in the beam a) WL/2 b) WL/3 c) WL/4 d) WL/8 45 / 50 45. A Prismatic bar when subjected to pure bending assumes the shape of a) catenary b) parabola c) cubic parabola d) arc of a circle 46 / 50 46. A cantilever beam is the one which is supported with a) one end hinge and other on rollers b) one end fixed and other on rollers c) both ends on rollers d) one end fixed and the other free 47 / 50 47. Which of the following gives Modulus of Rigidity a) the ratio of linear stress to linear strain b) the ratio of shear stress to shear strain c) the ratio of lateral strain to longitudinal strain d) the ratio of the normal stress 48 / 50 48. *Normal strain is defined as a) rate of change of length b) strain that normally occurs c) strain that is normal to shear strain d) deformation normal to the force 49 / 50 49. The number of reaction components at a hinged end of a general loading is a) 1 b) 2 c) 3 d) 4 50 / 50 50. Find the maximum SF induced in S.S beam if the beam is subjected to a point load of 4 KN at the center of the beam and the span of the beam is 4 m a) 1 KN b) 2 KN c) 4 KN d) 8 KN-m Please provide accurate information so we can send your Achievement Certificate by mail. 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