Theory Of Structures | Test For NTS PPSC FPSC, TEST

Pick up the correct statement from the following ?

A. The moment of inertia is calculated about the axis about which bending takes place
B. If tensile stress is less than axial stress, the section experiences compressive stress
C. If tensile stress is equal to axial stress, the section experiences compressive stress
D. All the above

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Category: Theory of Structures

The area of the core of a column of cross sectional area A, is_______________?

In case of principal axes of a section________________?

The maximum B.M. due to an isolated load in a three hinged parabolic arch, (span l and rise h) having one of its hinges at the crown, occurs on either side of the crown at a distance_______________?

The force in AD of the truss shown in given figure, is________________?

P=4²EI/L² is the equation of Euler’s crippling load if________________?

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_________________?

Pick up the correct statement from the following ?

The assumption in the theory of bending of beams is_________________?

The force in AC of the truss shown in the given figure, is_________________?

A steel bar 5 m × 50 mm is loaded with 250,000 N. If the modulus of elasticity of the material is 0.2 MN/mm2 and Poisson’s ratio is 0.25, the change in the volume of the bar is_________________?