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 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 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 2 / 50 2. The value of Poisson's ratio always remains a) greater than one b) lesser than one c) equal to one d) none of these 3 / 50 3. *Strut is a a) horizontal member b) vertical member c) inclined member d) compression member 4 / 50 4. The shear center may be defined as a) the point through which the resultant of the shear stress pass b) the point about which the moment of shear flow is zero c) the center of gravity of the section d) none of the above 5 / 50 5. *If a beam is loaded transversely, the maximum compressive stress develops on a) top fiber b) neutral axis c) bottom fiber d) every cross-section 6 / 50 6. *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) 7 / 50 7. 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 8 / 50 8. *The law "Stress is proportional to strain within certain limits" is formulated by a) Thomas Youngs b) Poisson c) Mohr d) Robert Hook 9 / 50 9. A column that fails primarily due to buckling is known as a) long column b) short column c) wear column d) medium column. 10 / 50 10. *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 11 / 50 11. 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 12 / 50 12. 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 13 / 50 13. *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 14 / 50 14. *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 15 / 50 15. *The amount of shear force at the maximum bending moment a) all of the above b) minimum c) medium d) maximum 16 / 50 16. *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 17 / 50 17. 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 18 / 50 18. Permanent set is a) the force that acts permanently on the body b) irrecoverable deformation in the body c) the shape of the member just after the completion of construction d) the ratio of Poisson's ratio to Young's modulus 19 / 50 19. For a column, with both ends fixed, the crippling load will be equal to a) 2P b) 4P c) P/8 d) P/16 20 / 50 20. 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 21 / 50 21. If a constant section is subjected to a uniform/ pure bending moment throughout, its length bends to a) circular arc b) parabolic arc c) catenary d) all of the above 22 / 50 22. 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 23 / 50 23. The shear force on a beam is proportional to a) curvature of the axis b) displacement of the axis c) sum of the forces d) sum of the transverse forces 24 / 50 24. If y is the deflection of the beam, then shear force is a) y b) dy/dx c) d²y/dx² d) d^3y/dx² 25 / 50 25. 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 26 / 50 26. *The compression test is commonly used for testing a) ductile materials b) rubber c) brittle materials d) none of the above 27 / 50 27. *Toughness is a) the ability to absorb energy during plastic deformation b) higher ultimate strength c) stress at field d) strain energy at field 28 / 50 28. Which one is correct if the deflection of a beam is y a) θ = dy/dx b) dθ/dx = d²y/dx² c) M = EI/R d) all of the above 29 / 50 29. 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 30 / 50 30. The effective length of a column if both ends are hinged a) L b) 0.5L c) 2L d) 4L 31 / 50 31. 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 32 / 50 32. 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 33 / 50 33. 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 34 / 50 34. The property of material by which it can be beaten or rolled into plates is called a) malleability b) ductility c) plasticity d) elasticity 35 / 50 35. 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 36 / 50 36. *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 37 / 50 37. The impact tests are used to determine a) ultimate crushing strength b) toughness c) ductility d) tenacity 38 / 50 38. 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 39 / 50 39. 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 40 / 50 40. 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 41 / 50 41. 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 42 / 50 42. 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 43 / 50 43. Along the neutral axis of a simply supported beam a) fibers do not undergo strain b) fibers undergo very little strain c) the fibers are subjected to maximum stress d) none of the above 44 / 50 44. 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 45 / 50 45. *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 46 / 50 46. 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 47 / 50 47. A beam of uniform strength will have at every cross-section the same a) deflection b) stiffness c) BM d) bending stress 48 / 50 48. The slenderness ratio of a vertical column of a square section of 2.5 cm sides and an effective length of 1.75 m is a) 232 b) 242 c) 252 d) 262 49 / 50 49. *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 50 / 50 50. *Mathematically, strain may be defined as a) the deformation per unit volume b) the deformation per unit area c) the deformation per unit length d) all of the above 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. 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