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. A viscoelastic material a) is an elastic material b) has a small plastic zone c) has a time-dependent stress-strain relation d) has a viscous surface 2 / 50 2. The crippling load for a column with both ends hinged is a) πΕΙ/ L^2 b) π^2EI/4L^2 c) π^2EI/L^2 d) 4π^2EI/L^2 3 / 50 3. An isotropic material has a) elastic mass b) homogeneous mass c) elastoplastic mass d) none of the above 4 / 50 4. In simple bending theory, the assumption that a plane section before bending remains plane after bending implies that a) stress is proportional to strain at all sections b) strain is proportional to the distance from the neutral axis c) stress is uniform in the cross-section d) none of the above 5 / 50 5. *The bending moment at a section tends to bend or deflect the beam and internal stresses resist its bending. The resistance offered by the internal stress to the bending, is called: a) compressive stress b) shear stress c) bending stress d) elastic modulus 6 / 50 6. *If a cantilever beam of 8m long has a uniformly distributed load of 2KN/m throughout the length and a 10KN point load at the center of the beam, find the moment at the center: a) 8 KN-m b) 16 KN-m c) 32 KN-m d) 44 KN-m 7 / 50 7. The maximum deflection in a cantilever beam carrying a concentrated load 'w' at the free end is (Where L is span of bean, W is total load and EI is flexural rigidity) a) WL^3 / 8EI b) WL^2 / 5EI c) WL^3 / 3EI d) 3WL^3 / 2EI 8 / 50 8. 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 9 / 50 9. The region of c/s of a column in which compressive load may be applied without producing tensile load is known as a) core b) more c) compression area d) tension area 10 / 50 10. 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 11 / 50 11. *The relation between the radius of curvature (R), bending moment (M), and flexural rigidity (EI) is given by a) M = EI/R b) M = E/IR c) EI = R/M d) MI/R = E 12 / 50 12. 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 13 / 50 13. Shear strain is defined as a) change in the angle between planes at right angles b) distortion of fiber c) change in angle between two angles d) strain that normally occurs 14 / 50 14. If y is the deflection of the beam, then shear force is a) y b) dy/dx c) d²y/dx² d) d^3y/dx² 15 / 50 15. The limit of proportionality depends upon a) area of cross-section b) types of loading c) types of material d) none of the above 16 / 50 16. In the case of an H section, the maximum shear stress will occur at a) top fibers b) neutral axis c) bottom fibers d) at the junction of web and flanges 17 / 50 17. *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 18 / 50 18. The number of reaction components at a hinged end of a general loading is a) 1 b) 2 c) 3 d) 4 19 / 50 19. The algebraic sum of the shear flow of a section in any direction must be equal to a) zero b) net shear force c) the shear force in that direction d) none of the above 20 / 50 20. *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 21 / 50 21. *The shear force in a concrete beam is assumed to act a) along the longitudinal axis b) perpendicular to the longitudinal axis c) on a plane normal to the longitudinal axis d) vertically downward 22 / 50 22. The bending moment diagram for a cantilever beam subjected to a moment at the end of the beam would be a) rectangle b) triangle c) parabola d) cubic parabola 23 / 50 23. A section of a beam is said to be in pure bending if it is subjected to a) constant bending moment and constant shear force b) constant bending moment and zero shear force c) constant shear force and zero bending moment d) none of the above 24 / 50 24. 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 25 / 50 25. Which of the following end conditions permits the displacement in any direction and also rotation a) fixed end b) hinge end c) free end d) roller end 26 / 50 26. 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 27 / 50 27. 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 28 / 50 28. *A point where SF is zero, BM is a) maximum b) minimum c) either maximum or minimum d) none of the above 29 / 50 29. The relation between deflection (y) and bending moment (M) is a) M = EI(dy/dx) b) M =-EI(d²y/dx²) c) M = EI(d²y/dx] d) none of the above 30 / 50 30. 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 31 / 50 31. In a beam where shear force is maximum, the bending moment will be a) maximum b) zero c) minimum d) no relation 32 / 50 32. *Hooke's law holds good up to: a) Yield point b) Plastic limit c) Elastic limit d) Breaking point 33 / 50 33. 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 34 / 50 34. Find the elongation of a bar if c/s area of the bar is A, length 1, applied load p, modulus of elasticity of material is E a) PI/AE b) AE/PI c) PA/IE d) PE/AI 35 / 50 35. 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 36 / 50 36. *The law which states that within elastic limits strain produced is proportional to stress producing it is known as: a) Bernoulli's law b) yield stress c) Hooke's law d) Poisson's law 37 / 50 37. Shear force diagram for a cantilever carrying a UDL over its whole length is a) rectangle b) triangle c) parabola d) cubic parabola 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 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 40 / 50 40. *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 41 / 50 41. 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 42 / 50 42. The maximum number of transverse shear forces possible at one end of an element of a plane truss are a) zero b) one c) two d) three 43 / 50 43. 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 44 / 50 44. 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 45 / 50 45. *Bending moment diagram of a simply supported beam having a uniformly distributed load is a) rectangular b) parabolic c) triangular d) all of the above 46 / 50 46. The reaction at end A of the beam shown is a) 9 kN b) 3 kN c) 18 kN d) zero 47 / 50 47. *BM in a cantilever beam having a span of 1.8m and a uniformly distributed load of 4kg/m a) 4.48 kg-m b) 5.48 kg-m c) 6.48 kg-m d) none of the above 48 / 50 48. The square root of the ratio of moment of inertia and cross-section area of the member is known as a) least lateral dimension b) second moment of inertia c) radius of gyration d) section modulus 49 / 50 49. 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 50 / 50 50. 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 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