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. Find the maximum SF induced in a cantilever beam subjected to a point load of 10 KN and a length of the beam is 10 m. The load is located at a distance of 3 m from the free end a) 30 kN b) 7 kN c) 3 kN d) 10 kN 2 / 50 2. *A member with a cross section of a mm^2 is subjected to a force of P N. It is L mm long and of Young's Modulus, E N/mm^2. The strain will be a) PL/AE(n/mm) b) PA/LE(N/mm^2) c) P/AE(mm/mm) d) AP/LE(mm/mm) 3 / 50 3. *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 4 / 50 4. A member that is subjected to reversible tensile or compressible stress may fail at a stress lower than the ultimate stress of the material. The property of the metal is called a) plasticity of the metal b) elasticity of the metal c) fatigue of the metal d) workability of the metal 5 / 50 5. *The maximum BM produced in a simply supported beam having a span of 4 m and subjected to a UDL of 10 kN/m a) 10 kN-m b) 20 kN-m c) 30 kN-m d) 40 kN-m 6 / 50 6. *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 7 / 50 7. The maximum bending moment in a simply supported beam loaded with a UDL of w/m having span l is a) wl^2/2 b) wl^2/4 c) wl^2/8 d) wl^2/16 8 / 50 8. *The ratio of the intensity of stress in a case of a suddenly loaded to that of gradually applied load is a) same b) half c) twice d) thrice 9 / 50 9. 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 10 / 50 10. 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 11 / 50 11. *If the shear force along a section of a beam is zero, the bending moment at the section is: a) zero b) maximum c) minimum d) average of maximum-minimum 12 / 50 12. The beam strongest in flexure will have the maximum a) moment of inertia b) section modulus c) area of cross-section d) none of the above 13 / 50 13. *Thrust is induced in the case of a) vertical load b) inclined load c) vertical & inclined load d) none of the above 14 / 50 14. *When the equal and opposite forces are applied to a body, tending to elongate it, then the stress produced is called a) compressive stress b) tensile stress c) shear stress d) longitudinal stress 15 / 50 15. Point of contraflexure is a point where bending moment a) minimum b) maximum c) zero d) changes sign 16 / 50 16. *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 17 / 50 17. *Load required to produce unit deflection is called a) stiffness b) ductility c) elasticity d) malleability 18 / 50 18. The strain energy stored by a member when strained within the elastic limit is known as a) resilience b) proof resilience c) potential strain d) none of the above 19 / 50 19. 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 20 / 50 20. The impact tests are used to determine a) ultimate crushing strength b) toughness c) ductility d) tenacity 21 / 50 21. The maximum bending moment caused by a moving load on a fixed-end beam occurs a) at the support b) under the load c) at mid span d) none of the above 22 / 50 22. 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 23 / 50 23. *The forces which meet at one point, but their lines of action do not lie in a plane, are called: a) co-planer non-concurrent forces b) non-coplanar concurrent forces c) non-coplanar non-concurrent forces d) none of the above 24 / 50 24. Centrifugal force acts at a curve a) along the center line b) towards the center c) away from the center d) all of the above 25 / 50 25. The section modulus of a circular section about an axis through its C.G. is a) πd^2/16 b) πd^3/32 c) πd^3/64 d) πd^2/64 26 / 50 26. The ratio of elongations of a conical bar due to its own weight and that of a prismatic bar of the same length is a) 1/6 b) 1/5 c) 1/4 d) 1/3 27 / 50 27. The crippling load for column of length 1, with one end fixed and the other end free is a) P = π^2EI/4l^2 b) P= π^2EI/l^2 c) P= 4π^2EI/l^2 d) P= π^2EI/l 28 / 50 28. *Centre of gravity of a semi-circle is... above the base AB (Dia.) a) 2r/π b) 4r/3π c) r/8 d) r/4 29 / 50 29. The diagram showing the variation of axial load along the span is called a) thrust diagram b) shear force diagram c) bending moment diagram d) none of the above 30 / 50 30. *The maximum bending moment in a simply supported beam UDL is applied a) ends b) mid c) 1/2 distance d) none of the above 31 / 50 31. 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 32 / 50 32. 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 33 / 50 33. *The phenomenon of decreased resistance of material due to the reversal of stress is called a) creep b) fatigue c) elasticity d) plasticity 34 / 50 34. *Determinate beam can be analyzed with the help of a) two equations of statics b) three equations of statics c) four equations of statics d) five equations of statics 35 / 50 35. The variation of the bending moment in the segment of a beam where no external load is present is a) linear b) parabolic c) cubic d) rectangular 36 / 50 36. 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 37 / 50 37. *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 38 / 50 38. The safe value of stress below which the material will not fail when subjected to a reversal of stress is known as a) endurance limit b) fatigue stress c) tolerance limit d) elastic limit 39 / 50 39. The slenderness ratio of a vertical column of square cross-section of 10 cm side and 500 cm long is a) 117.2 b) 17.3 c) 173.2 d) 137.2 40 / 50 40. The property of material by which it can be drawn, due to tension, to a smaller section, is called a) plasticity b) ductility c) elasticity d) malleability 41 / 50 41. What is strain energy? a) stress x strain b) volume x stress x strain c) energy that is spent for straining a body d) energy stored in a body because of being strained 42 / 50 42. "When a rectangular beam is loaded transversely the maximum compressive stress is developed on the : a) top layer b) bottom layer c) neutral axis d) every cross section 43 / 50 43. The moment of inertia of a triangular section b x h about the base is a) bh^3/12 b) bh^3/18 c) bh^3/36 d) all of the above 44 / 50 44. For a beam of uniform strength if its depth is maintained constant then its width will vary in proportion to a) bending moment b) (B.M)^2 c) (B.M)^3 d) (B.M) 45 / 50 45. Centrifugal force acts away from the center of the path while centripetal force a) does not act b) away from the center of the path c) towards the center of the path d) all of the above 46 / 50 46. 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. 47 / 50 47. *The property of a material by which a body returns to its original shape after removal of the force is called a) plasticity b) elasticity c) ductility d) malleability 48 / 50 48. The number of points of contraflexture in a simply supported beam carrying udl is a) 1 b) 2 c) 3 49 / 50 49. *A diagram that shows the variation of axial force a) BMD b) SFD c) thrust diagram d) stress diagram 50 / 50 50. *The shear force and bending moment are related by a) V = M/Z b) V = MY/I c) V = dM/dx d) V = Mdx Please provide accurate information so we can send your Achievement Certificate by mail. NameEmailPhone Number Your score is Share your achievement! LinkedIn Facebook Twitter 0% Restart Test Please provide your feedback. Thank you for your valuable feedback. Send feedback Buy Mechanics of Materials & Structures MCQ PDF for Offline Study
