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. *Load required to produce unit deflection is called a) stiffness b) ductility c) elasticity d) malleability 2 / 50 2. 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 3 / 50 3. 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 4 / 50 4. 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 5 / 50 5. *The inclined member carrying compressive load in the case of frames and trusses is a) Post b) stanchion c) strut d) column 6 / 50 6. *A simply supported beam as shown in the fig. carries 10 t of load. What will be the reaction at point B ? a) 5t b) 4.5 t c) 4t d) 3 t 7 / 50 7. 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 8 / 50 8. Shear force diagram for a cantilever carrying a UDL over its whole length is a) rectangle b) triangle c) parabola d) cubic parabola 9 / 50 9. *Which of the following is dimensionless? a) bulk modulus b) strain c) shear stress d) none of the above 10 / 50 10. 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 11 / 50 11. *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 12 / 50 12. The moment of inertia of an area will be least with respect to a) central axis b) horizontal axis c) vertical axis d) none of the above 13 / 50 13. The limit of proportionality depends upon a) area of cross-section b) types of loading c) types of material d) none of the above 14 / 50 14. 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 15 / 50 15. *The Young's Modulus of elasticity is defined as the ratio of stress & strain within the a) plastic limit b) all of the above c) yield limit d) elastic limit 16 / 50 16. In a beam, the neutral plane a) may be at its centre b) passes through the c.g. of the area of c/s c) does not change during deformation d) none of the above 17 / 50 17. *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 18 / 50 18. *The compression test is commonly used for testing a) ductile materials b) rubber c) brittle materials d) none of the above 19 / 50 19. *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 20 / 50 20. 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 21 / 50 21. The value of buckling load is ... than the crushing load in the case of a long column a) less b) more c) equal d) none of the above 22 / 50 22. 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 23 / 50 23. 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 24 / 50 24. 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 25 / 50 25. The difference in ordinate of the shear force between any two sections is equal to the area under a) shear curve between these two sections b) load curve between these two sections c) bending moment curve between these two sections d) load curve between these two sections plus concentrated load applied between the sections 26 / 50 26. 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 27 / 50 27. *Normal strain is defined as a) rate of change of length b) strain that normally occurs c) strain that is normal to shear strain d) deformation normal to the force 28 / 50 28. The maximum deflection of a simply supported beam subjected to a uniformly distributed load (w) over the span is a) WL^3 / 8EI b) WL^3 / 48EI c) 5WL^3 / 48EI d) 5WL^3 / 384EI 29 / 50 29. 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 30 / 50 30. 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 31 / 50 31. *A truss is completely analyzed, when a) the direct stress in all the members are found b) all the external reaction components are determined c) the equilibrium is satisfied d) none of the above 32 / 50 32. "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 33 / 50 33. 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 34 / 50 34. If a material has identical properties in all directions, it is said to be a) homogeneous b) isotropic c) elastic d) orthotropic 35 / 50 35. 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 36 / 50 36. 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 37 / 50 37. 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 38 / 50 38. *"A simply supported beam of span L carries a uniformly distributed load W. The maximum bending moment, M is: a) WL/2 b) WL/4 c) WL/8 d) WL/16 39 / 50 39. *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 40 / 50 40. *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 41 / 50 41. *The shear force and bending moment are related by a) V = M/Z b) V = MY/I c) V = dM/dx d) V = Mdx 42 / 50 42. The c.g. of a semi-circular arc is a) r/π b) r/2π c) r/3π d) 2r/π 43 / 50 43. *Moment of inertia of an object having rectangular section of 'b' as width and 'd' as depth is given by: a) bd^3/12 b) bd^2/24 c) b^2d^2/12 d) db^3/24 44 / 50 44. 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 45 / 50 45. *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 46 / 50 46. The number of reaction components at a hinge on rollers support is a) 1 b) 2 c) 4 47 / 50 47. *The simple bending equation is a) M/y = σ/I = E/R b) M/I = σ/y = E/R c) M/R = σ/y = E/R d) none of the above 48 / 50 48. A cantilever beam is the one which is supported with a) one end hinge and other on rollers b) one end fixed and other on rollers c) both ends on rollers d) one end fixed and the other free 49 / 50 49. Rate of change of bending moment is equal to a) shear force b) slope c) deflection d) none of the above 50 / 50 50. 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 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