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. *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 2 / 50 2. *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 3 / 50 3. *In a simply supported beam with span (L) having a triangular load with its intensity 0 at both ends and W at center. The maximum BM will be a) WL/2 b) WL/2 c) WL^2/12 d) WL/9 4 / 50 4. 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 5 / 50 5. A Prismatic bar when subjected to pure bending assumes the shape of a) catenary b) parabola c) cubic parabola d) arc of a circle 6 / 50 6. *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 7 / 50 7. 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. 8 / 50 8. 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 9 / 50 9. 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 10 / 50 10. 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 11 / 50 11. *Thrust is induced in the case of a) vertical load b) inclined load c) vertical & inclined load d) none of the above 12 / 50 12. *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 13 / 50 13. 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 14 / 50 14. *Stress in a beam due to simple bending is a) inversely proportional b) directly proportional c) curvilinear related d) all of the above 15 / 50 15. If all the dimensions of a bar are increased in the proportion n:1, the proportion with which the maximum stress produced in the prismatic bar by its own weight will increase in the ratio a) 1:n b) n:1 c) 1:1/n d) 1/n:1 16 / 50 16. *Which of the following sections is the most efficient in carrying bending moments a) rectangular section b) circular section c) I-section d) T-section 17 / 50 17. The phenomenon of slow growth of strain under steady tensile stress, i.e., increasing with time, is called a) yielding b) creeping c) breaking d) none of the above 18 / 50 18. 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 19 / 50 19. *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 20 / 50 20. Find the maximum BM 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) 40 kN-m b) 50 kN-m c) 60 kN-m d) 70 kN-m 21 / 50 21. 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 22 / 50 22. If a cantilever beam carries a uniformly distributed load over its entire length, then the shape of the shear force diagram and bending moment diagram respectively are a) triangle and quadratic parabola b) quadratic parabola and cubic parabola c) rectangle and triangle d) quadratic parabola and rectangle 23 / 50 23. 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 24 / 50 24. 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 25 / 50 25. *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 26 / 50 26. If the value of Young's Modulus of elasticity for a material is zero, it implies that the material is a) incompressible b) compressible c) plastic d) visco elastic 27 / 50 27. 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 28 / 50 28. *The magnitude of a shear force at a distance of L/4 from either end of a simply supported beam with load P applied at midspan is equal to: a) P b) P/2 c) P/4 d) P/8 29 / 50 29. 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 30 / 50 30. *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 31 / 50 31. A column that fails primarily due to buckling is known as a) long column b) short column c) wear column d) medium column. 32 / 50 32. The slope of the curve of S.F. diagram at any section will be equal to a) the slope of loading at that section b) the ordinate of loading diagram at that section c) the area of loading diagram from end to that section d) the bending moment at that section 33 / 50 33. 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 34 / 50 34. 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 35 / 50 35. *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 36 / 50 36. Find the maximum BM induced in a simply supported 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) 8 KN-m b) 4 KN-m c) 2 KN-m d) 1 KN-m 37 / 50 37. 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 38 / 50 38. 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 39 / 50 39. A simply supported beam of length I carries a load varying uniformly from zero at the left end to the maximum at the right end. The maximum bending moment occurs at a distance of a) 1/√3 from the left end b) 1/3 from left end c) 1/√3 from the right end d) 1/3 from the right end 40 / 50 40. For a column, with both ends fixed, the crippling load will be equal to a) 2P b) 4P c) P/8 d) P/16 41 / 50 41. *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 42 / 50 42. The slope of the curve of B.M. diagram at any section will be equal to a) the slope of loading at that section b) the slope of shear force diagram at that section c) the ordinate of shear force diagram at that section d) the area of shear force diagram starting from any one end 43 / 50 43. 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 44 / 50 44. *The shear flow in a section can be defined as a) total shear stress b) flow direction of shear c) total shear stress at a point d) none of the above 45 / 50 45. *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 46 / 50 46. 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 47 / 50 47. Point of contraflexure is a point where bending moment a) minimum b) maximum c) zero d) changes sign 48 / 50 48. 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 49 / 50 49. 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 50 / 50 50. 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 Please provide accurate information so we can send your Achievement Certificate by mail. NameEmailPhone Number Your score isShare your achievement! 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