# [Mock Test ] Theory of Structures Mock test – 1 || Civil Engineering Online tests

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1. The load on a spring per unit deflection, is called
2. Maximum shear stress theory for the failure of a material at the elastic limit, is known
3. A close coil helical spring of mean diameter D consists of n coils of diameter d. If it carries an axial  load W, the energy stored in the spring, is
4. The ratio of the stresses produced by a suddenly applied load and by a gradually applied load on a  bar, is
5. Pick up the correct statement from the following:
6. Maximum principal stress theory for the failure of a material at elastic point, is known
7. PEI/L² is the equation of Euler's crippling load if
8. In case of a simply supported I-section beam of span L and loaded with a central load W, the length of elasto-plastic zone of the plastic hinge, is
9. A body is said to be in equilibrium if
10. If a three hinged parabolic arch, (span l, rise h) is carrying a uniformly distributed load w/unit length over the entire span,
11. The ratio of circumferential stress to the longitudinal stress in the walls of a cylindrical shell, due  to flowing liquid, is
12. Pick up the incorrect statement from the following: The torsional resistance of a shaft is directly proportional to
13. Maximum strain theory for the failure of a material at the elastic limit, is known as
14. A close coil helical spring when subjected to a moment M having its axis along the axis of the helix
15. The forces acting normally on the cross section of a bar shown in the given figure introduce
16. If E, N, K and 1/m are modulus of elasticity, modulus of rigidity. Bulk modulus and Poisson ratio of  the material, the following relationship holds good
18. The forces acting on the bar as shown in the given figure introduce
19. If Ix and Iy are the moments of inertia of a section about X and Y axes, the polar moment of inertia of the section, is
20. A simply supported beam carries varying load from zero at one end and w at the other end. If the length of the beam is a, the maximum bending moment will be
21. Slenderness ratio of a long column, is
22. A simply supported beam A carries a point load at its mid span. Another identical beam B carries  the same load but uniformly distributed over the entire span. The ratio of the maximum  deflections of the beams A and B, will be
23. A composite beam is composed of two equal strips one of brass and other of steel. If the temperature is raised
24. A cantilever of length is subjected to a bending moment at its free end. If EI is the flexural rigidity of the section, the deflection of the free end, is
25. The yield moment of a cross section is defined as the moment that will just produce the yield stress in