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. The moment of inertia of a rectangular (Bx D) section about its base is a) BD^3/12 b) DB^3/12 c) BD^3/3 d) DB^3/3 2 / 50 2. Maximum bending moment occurs at the center if the simply supported beam is subjected to a) point load of center b) uniformly distributed load throughout the span c) triangular load with maximum intensity at the center d) all of the above 3 / 50 3. The maximum bending moment caused on a simply supported beam subjected to two equal concentrated loads (W/2) spaced at an equal distance (L/3) over the span is a) WL/8 b) WL/6 c) WL/4 d) WL/2 4 / 50 4. *Which of the following gives Modulus of Elasticity 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 5 / 50 5. *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 6 / 50 6. *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 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 tension in a cable supporting a lift a) is more when the lift is moving downwards b) is less when the lift is moving upwards c) Remains constant whether it moves downwards or upwards d) is less when the lift is moving downwards 9 / 50 9. In an I section, almost all the shear force is taken by a) top flange b) web c) bottom flange d) none of the above 10 / 50 10. *Maximum bending moment occurs where a) shear force is maximum b) shear force is less than one c) shear force changes sign d) deflection is zero 11 / 50 11. A cantilever beam is one which is: a) Fixed at both ends b) Fixed at one end and free at other end c) Supported at its ends d) Supported on more than two supports 12 / 50 12. *Hooke's law holds good up to: a) Yield point b) Plastic limit c) Elastic limit d) Breaking point 13 / 50 13. *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 14 / 50 14. The number of reaction components at a hinged end of a general loading is a) 1 b) 2 c) 3 d) 4 15 / 50 15. 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 16 / 50 16. *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 17 / 50 17. *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 18 / 50 18. If y is the deflection of the beam, then shear force is a) y b) dy/dx c) d²y/dx² d) d^3y/dx² 19 / 50 19. *Load required to produce unit deflection is called a) stiffness b) ductility c) elasticity d) malleability 20 / 50 20. The stress necessary to initiate yielding is considerably a) more than necessary to continue it b) less than necessary to continue it c) more than necessary to stop it d) less than necessary to stop it 21 / 50 21. *A point where SF is zero, BM is a) maximum b) minimum c) either maximum or minimum d) none of the above 22 / 50 22. 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 23 / 50 23. *The rate of change of shear force is called a) bending moment b) slope c) deflection d) intensity of load 24 / 50 24. *Dead load of a member is the a) one that remains constant b) one that occurs due to the dead body c) one that comes all of a sudden d) one that comes due to the self-weight of the object 25 / 50 25. The stress due to temperature change in a member depends on a) cross-section of the member b) length of the member c) supporting end conditions d) none of the above 26 / 50 26. The moment of inertia of a square section is given by a) I = b^4/12 b) I = b^3/12 c) I = b^4 d) I = b^4/3 27 / 50 27. The actual breaking stress of a ductile material from a tension test will be a) greater than the ultimate strength b) equal to the ultimate strength c) equal to the nominal breaking stress d) less than the ultimate strength but greater than the nominal breaking stress 28 / 50 28. *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 29 / 50 29. *The variation of the bending moment in the segment of a beam where the load is uniformly distributed is a) linear b) parabolic c) cubic d) rectangular 30 / 50 30. The moment of inertia of a triangular section b x h about the c-g is a) bh^3 / 12 b) bh^3 / 18 c) bh^3/36 d) all of the above 31 / 50 31. If the stress produced by a prismatic bar is equal to the working stress, the area of the cross-section of the prismatic bar becomes a) zero b) infinite c) maximum d) minimum 32 / 50 32. *A beam is said to be of uniform strength if a) bending moment is the same throughout the beam b) deflection is the same throughout the beam c) bending stress is the same throughout the beam d) none of the above 33 / 50 33. 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 34 / 50 34. *As the elastic limit reaches, tensile strain a) decreases more rapidly b) increases more rapidly c) decreases in proportion to the stress d) increases in proportion to the stress 35 / 50 35. 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 36 / 50 36. 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 37 / 50 37. The effective length of a column effectively held in position and restrained in direction at one end will be a) 1l b) 1.5 l c) 2 l d) 3 l 38 / 50 38. The ratio of moment of inertia of a square section to that of a circular section for a given depth is given by a) <1 b) >1 c) 1 d) none of the above 39 / 50 39. The number of reaction components at a hinge on rollers support is a) 1 b) 2 c) 4 40 / 50 40. 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 41 / 50 41. 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 42 / 50 42. Load carrying capacity of fixed beam is a) lesser than simply supported beam b) lesser than the cantilever beam c) greater than simply supported beam and cantilever beam d) all of the above 43 / 50 43. The number of points of contraflexture in a simply supported beam carrying udl is a) 1 b) 2 c) 3 44 / 50 44. The stress in the member subjected to a force is a) continued deformation under sustained loading b) load per unit area c) the resistance offered by the material per unit area to a force d) the strain per unit length 45 / 50 45. In a fixed beam, the points of contraflexure, a) for a UDL load are 2 b) for a concentrated load are 2 c) for a moment applied load are 2 d) all of the above 46 / 50 46. *Find the maximum bending moment in a simply supported beam loaded with a UDL of 2 t/m having a span of 4m a) 2 t-m b) 4 t-m c) 6 t-m d) 8 t-m 47 / 50 47. 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 48 / 50 48. 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 49 / 50 49. *The critical bending moment caused in a fixed end beam loaded with a uniformly distributed load (W = wL) throughout is a) M = WL/4 b) M = WL/8 c) M = WL/12 d) M = WL/16 50 / 50 50. A brittle material has a) no plastic zone b) no inelastic zone c) a very little plastic zone d) a large plastic zone Please provide accurate information so we can send your Achievement Certificate by mail. NameEmailPhone Number Your score isShare your achievement! LinkedIn Facebook 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