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. 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 2 / 50 2. 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 3 / 50 3. *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 4 / 50 4. The difference between SF values at any two sections will be equal to a) the area of bending moment between the two sections b) the difference between the slopes of the curve of the loading diagram at two sections c) the ordinate of shear force diagram at one section plus the slope of the loading diagram multiplied by the distance between two sections d) the area of the loading diagram between those two sections 5 / 50 5. Moment of inertia of a rectangular beam bxd is a) bd^3/12 b) bd^3/6 c) db^3/12 d) db^3/6 6 / 50 6. A brittle material has a) no plastic zone b) no inelastic zone c) a very little plastic zone d) a large plastic zone 7 / 50 7. Buckling load for a given column depends upon a) length of the column only b) least lateral dimension only c) both length and least lateral dimension d) none of the above 8 / 50 8. *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 9 / 50 9. *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 10 / 50 10. *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 11 / 50 11. Find the bending moment at the center and also find the maximum bending moment a) 10 kN-m, 12 kN-m b) 15 kN-m, 10 kN-m c) 20 kN-m, 12 kN-m d) 10 kN-m, 15 kN-m 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 shear force diagram of a simply supported beam shows constant shear force throughout the span. It is subjected to a) two concentrated loads spaced at points b) a couple at mid span c) a uniformly distributed load d) none of the above 14 / 50 14. A brittle material will a) fail suddenly b) fail after giving warning c) never fail d) none of the above 15 / 50 15. The shear center in the case of a T-beam section is a) at the C.G. of the section b) at the neutral axis of the section c) on the C.G. horizontal plane and away from C.G. within the leg projections d) none of the above 16 / 50 16. The number of reaction components at a hinged end of a general loading is a) 1 b) 2 c) 3 d) 4 17 / 50 17. What is tenacity? a) ultimate strength in tension b) ultimate strength in compression c) ultimate shear strength d) ultimate impact strength 18 / 50 18. 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 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 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 21 / 50 21. 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 22 / 50 22. *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 23 / 50 23. 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 24 / 50 24. *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 25 / 50 25. *Compression members always tend to buckle in the direction of the a) parallel to the axis of the load b) perpendicular to the axis of the load c) least radius of gyration d) least cross-section 26 / 50 26. 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 27 / 50 27. The moment of inertia of an area will be least with respect to a) central axis b) horizontal axis c) vertical axis d) none of the above 28 / 50 28. *Stress may be defined as force a) volume b) length c) area d) none of the above 29 / 50 29. 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 30 / 50 30. The radius of gyration of a rectangular section is not proportional to a) the square root of the moment of inertia b) the square root of the inverse of the area c) the square root of the moment of inertia divided by the area of the section d) none of the above 31 / 50 31. 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 32 / 50 32. The bending moment acting on the plane of an element will cause the following type of stress on the plane a) normal stress b) tension stress c) axial stress d) transverse shear stress 33 / 50 33. *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 34 / 50 34. *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 35 / 50 35. For a column, with both ends fixed, the crippling load will be equal to a) 2P b) 4P c) P/8 d) P/16 36 / 50 36. *The inclined member carrying compressive load in the case of frames and trusses is a) Post b) stanchion c) strut d) column 37 / 50 37. 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 38 / 50 38. The limit of proportionality depends upon a) area of cross-section b) types of loading c) types of material d) none of the above 39 / 50 39. An orthotropic material has a) inelastic properties b) non-homogeneous properties c) the same properties in an orthogonal direction d) different properties in three perpendicular directions 40 / 50 40. The section modulus of a rectangular section is proportional to a) area of the section b) square of the area of the section c) product of the area & depth d) half moment of inertia of the section 41 / 50 41. 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 42 / 50 42. *The S.I. unit of the modulus of elasticity is a) N/cm^2 b) N/m^2 c) dyne/cm^2 d) none of the above 43 / 50 43. 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 44 / 50 44. For a column of given material, the Rankine's constant depends on a) length of the column. b) diameter of column c) moment of inertia of column d) none of the above 45 / 50 45. 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 46 / 50 46. *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 47 / 50 47. 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 48 / 50 48. 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 49 / 50 49. How does Young's Modulus vary with an increase in temperature? a) will increase b) will not be affected c) will decrease d) impossible to predict 50 / 50 50. *A simply supported beam as shown in the fig. carries 10 t of load. What will be the reaction at point B ? a) 5t b) 4.5 t c) 4t d) 3 t 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