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. In rectangular column having cross section b X h, the core is a) rectangle of lengths b/2 and h/2 b) square of lengths b/2 c) rhombus of lengths h/2 d) rhombus of diagonals b/3 and h/3 2 / 50 2. 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 3 / 50 3. 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 4 / 50 4. *Centre of gravity of a semi-circle is... above the base AB (Dia.) a) 2r/π b) 4r/3π c) r/8 d) r/4 5 / 50 5. A brittle material has a) no plastic zone b) no inelastic zone c) a very little plastic zone d) a large plastic zone 6 / 50 6. 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 7 / 50 7. Maximum bending moment occurs at the center if the simply supported beam is subjected to a) point load of center b) uniformly distributed load throughout the span c) triangular load with maximum intensity at the center d) all of the above 8 / 50 8. 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 9 / 50 9. 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 10 / 50 10. *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 11 / 50 11. 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 12 / 50 12. Find the value of thrust, if the member (beam) is subjected to an inclined force having a magnitude of 5 kN and an inclination with the vertical of 30° a) 2.5 kN b) 5 kN c) 2.5 √3 kN d) 7.5 kN 13 / 50 13. 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 14 / 50 14. 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 15 / 50 15. The property of material by which it can be beaten or rolled into plates is called a) malleability b) ductility c) plasticity d) elasticity 16 / 50 16. Rate of change of bending moment is equal to a) shear force b) slope c) deflection d) none of the above 17 / 50 17. 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 18 / 50 18. If the length of a simply supported beam carrying a concentrated load at the center is doubled, the deflection at the center will become a) two times b) four times c) eight times d) sixteen times 19 / 50 19. *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 20 / 50 20. *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 21 / 50 21. "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 22 / 50 22. 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 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. 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 25 / 50 25. *A point where SF is zero, BM is a) maximum b) minimum c) either maximum or minimum d) none of the above 26 / 50 26. 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 27 / 50 27. *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 28 / 50 28. 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 29 / 50 29. 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 30 / 50 30. *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 31 / 50 31. 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 32 / 50 32. 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 33 / 50 33. 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 34 / 50 34. *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 35 / 50 35. The stress in the member subjected to a force is a) continued deformation under sustained loading b) load per unit area c) the resistance offered by the material per unit area to a force d) the strain per unit length 36 / 50 36. The expression EI(d^4y/dx^4) at any section for a beam is equal to a) load intensity at the section b) shear force at the section c) BM at the section d) slope of the section 37 / 50 37. *"If a rod is simultaneously pulled at both of its ends, it will be a case of: a) axial loading b) vertical loading c) horizontal loading d) none of these 38 / 50 38. 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 39 / 50 39. 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 40 / 50 40. The reaction at end A of the beam shown is a) 9 kN b) 3 kN c) 18 kN d) zero 41 / 50 41. 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 42 / 50 42. 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 43 / 50 43. *The amount of shear force at the maximum bending moment a) all of the above b) minimum c) medium d) maximum 44 / 50 44. Which of the following is a relatively ductile material? a) cast iron b) wrought iron c) mild steel d) bronze 45 / 50 45. 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 46 / 50 46. *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 47 / 50 47. The diagram showing the variation of axial load along the span is called a) thrust diagram b) shear force diagram c) bending moment diagram d) none of the above 48 / 50 48. 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 49 / 50 49. 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 50 / 50 50. 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 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