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 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 2 / 50 2. The variation of the bending moment in the segment of a beam where no external load is present is a) linear b) parabolic c) cubic d) rectangular 3 / 50 3. The point of contraflexure occurs in a beam a) cantilevers only b) simply supported only c) overhanging only d) all of the above 4 / 50 4. *A tie is a member which a) is subjected axial compression only b) is subjected axial tension only c) is subjected moment tension only d) is subjected two equal and opposite forces. 5 / 50 5. 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 6 / 50 6. 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 7 / 50 7. 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 8 / 50 8. A beam of uniform strength will have at every cross-section the same a) deflection b) stiffness c) BM d) bending stress 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 bending moment in a cable carrying a system of loads will be a) zero at all point b) minimum at the center c) maximum at the center d) none of the above 11 / 50 11. 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 12 / 50 12. *The unit failure stress is taken as : a) rupture stress b) ultimate stress c) failure stress d) fracture stress 13 / 50 13. 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 14 / 50 14. *The ratio of the largest load in a test to the original cross-sectional area of the piece is called: a) elastic limit b) ultimate stress c) yield stress d) breaking stress 15 / 50 15. 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 16 / 50 16. A brittle material has a) no plastic zone b) no inelastic zone c) a very little plastic zone d) a large plastic zone 17 / 50 17. *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 18 / 50 18. *The maximum BM produced in a simply supported beam having a span of 4 m and subjected to a UDL of 10 kN/m a) 10 kN-m b) 20 kN-m c) 30 kN-m d) 40 kN-m 19 / 50 19. 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 20 / 50 20. *The rate of change of shear force is called a) bending moment b) slope c) deflection d) intensity of load 21 / 50 21. 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 22 / 50 22. *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 23 / 50 23. 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 24 / 50 24. 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 25 / 50 25. For keeping the stress wholly permissible, the load may be applied to a circular column anywhere within a concentric circle of diameter a) d/2 b) d/3 c) d/4 d) d/5 26 / 50 26. In a simply supported beam with span, L subjected to a point load, W at the center. Find the maximum bending moment induced in the beam a) WL/2 b) WL/3 c) WL/4 d) WL/8 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. Bending moment diagram of simply supported beam with a point load at the centre of the span is a) parabola b) triangular c) rectangle d) diagonal 30 / 50 30. *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 31 / 50 31. 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 32 / 50 32. *The compression test is commonly used for testing a) ductile materials b) rubber c) brittle materials d) none of the above 33 / 50 33. The ratio of the effective length of a column and the minimum radius of gyration of its cross-sectional area is known as a) buckling factor b) slenderness ratio c) crippling factor d) none of the above 34 / 50 34. If α is the coefficient of linear expansion, T is the rise in temperature, then thermal stress is given by a) ETα b) ET/α c) Eα/T d) Tα/E 35 / 50 35. An isotropic material has a) elastic mass b) homogeneous mass c) elastoplastic mass d) none of the above 36 / 50 36. Rate of change of bending moment is equal to a) shear force b) slope c) deflection d) none of the above 37 / 50 37. The crippling load for column of length 1, with one end fixed and the other end free is a) P = π^2EI/4l^2 b) P= π^2EI/l^2 c) P= 4π^2EI/l^2 d) P= π^2EI/l 38 / 50 38. Identify the correct relationship that exists among the modulus of elasticity (E), modulus of rigidity (N), and bulk modulus (k) is a) E= 3K+N/9KN b) E= 3KN/3K+N c) E= 9KN/3K+N d) E= K/N 39 / 50 39. A perfectly elastic body is a) that body which recovers its original shape completely after the removal of force b) a body of such a material with a lot of extensibility c) a body made of rubber only d) a body whose cross-sectional dimensions are very small 40 / 50 40. 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 41 / 50 41. A Prismatic bar when subjected to pure bending assumes the shape of a) catenary b) parabola c) cubic parabola d) arc of a circle 42 / 50 42. *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 43 / 50 43. 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 44 / 50 44. *Stress in a beam due to simple bending is a) inversely proportional b) directly proportional c) curvilinear related d) all of the above 45 / 50 45. The strain energy stored by a member when strained within the elastic limit is known as a) resilience b) proof resilience c) potential strain d) none of 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. *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 48 / 50 48. 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 49 / 50 49. "When a rectangular beam is loaded transversely the maximum compressive stress is developed on the : a) top layer b) bottom layer c) neutral axis d) every cross section 50 / 50 50. 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 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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