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: 30 Time Allotted: 30 minutes Passing Score: 50% Randomization: Yes Certificate: No Do not refresh the page! 👍 All the best! 1 / 30 1. Longitudinal cracks observed in timber beams are due to a) high bending stresses b) application of concentrated loads over the beam c) shear failure between the layers d) timber not being in compression 2 / 30 2. Which of the following materials will have the highest Young's Modulus? a) brass b) timber c) mild steel d) copper 3 / 30 3. 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 4 / 30 4. 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 5 / 30 5. The effective length of a column effectively held in position and restrained in direction at one end will be a) 1l b) 1.5 l c) 2 l d) 3 l 6 / 30 6. *In a simply supported beam subjected to a point load at the center, the maximum bending moment occurs at a) left end b) right end c) center d) none of the above 7 / 30 7. 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 8 / 30 8. The reaction at end A of the beam shown is a) 9 kN b) 3 kN c) 18 kN d) zero 9 / 30 9. 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 10 / 30 10. The limit of proportionality depends upon a) area of cross-section b) types of loading c) types of material d) none of the above 11 / 30 11. *Proof resilience is the greatest stored energy at a) limit of proportionality b) elastic limit c) plastic limit d) yield point 12 / 30 12. Find the slenderness ratio of the column of M.I. = 10000cm4, Area =100cm^2 & effective length =3.0m a) 3 b) 30 c) 4 d) 40 13 / 30 13. Shear force diagram for a cantilever carrying a UDL over its whole length is a) rectangle b) triangle c) parabola d) cubic parabola 14 / 30 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 / 30 15. 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 16 / 30 16. 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 17 / 30 17. *Stress in a beam due to simple bending is a) inversely proportional b) directly proportional c) curvilinear related d) all of the above 18 / 30 18. 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 19 / 30 19. *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 20 / 30 20. *As the elastic limit reaches, tensile strain a) decreases more rapidly b) increases more rapidly c) decreases in proportion to the stress d) increases in proportion to the stress 21 / 30 21. *Tensile internal force tends to: a) crush the member b) elongate the member c) shorten the member d) smash the member 22 / 30 22. Strain energy of a member may be defined as work done on it a) to deform it b) to resist elongation c) to resist shortening d) all of the above 23 / 30 23. *Strut is a a) horizontal member b) vertical member c) inclined member d) compression member 24 / 30 24. *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 25 / 30 25. *The slope of an elastic curve at the point of contraflexture a) must be equal to zero b) greater than zero c) need not be equal to zero d) none of the above 26 / 30 26. *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 27 / 30 27. 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 28 / 30 28. *Hooke's law holds good up to: a) Yield point b) Plastic limit c) Elastic limit d) Breaking point 29 / 30 29. If the elasticity of the material is zero then the material is said to be a) rigid b) perfect c) plastic d) all of the above 30 / 30 30. 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 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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