The total strain energy of a beam of length L, having moment of inertia of its section I, when subjected to a bending moment M, is
The stiffness of the close coil helical spring is
Pick up the correct statement from the following:
In plastic analysis, the shape factor for rectangular section, is
The maximum deflection due to a uniformly distributed load w/unit length over entire span of a cantilever of length l and of flexural rigidly EI, is
The maximum magnitude of shear stress due to shear force F on a rectangular section of area A at the neutral axis, is
The assumption in the theory of bending of beams, is :
The tangential component of stress on an plane inclined θ° to the direction of the force, may be obtained by multiplying the normal stress by
The shape factor of standard rolled beam section varies from
Shear strain energy theory for the failure of a material at elastic limit, is due to
Stress may be defined as
There are two hinged semicircular arches A, B and C of radii 5 m, 7.5 m andm respectively and each carries a concentrated load W at their crowns. The horizontal thrust at their supports will be in the ratio of
The point of contraflexure is the point where
Total strain energy theory for the failure of a material at elastic limit, is known
A spring of mean radiusmm contains 8 action coils of steel (N =N/mm2), 4 mm in diameter. The clearance between the coils being 1 mm when unloaded, the minimum compressive load to remove the clearance, is
The normal component of a force inclined through θ° is obtained by multiplying the force by
m1 and m2 are the members of two individual simple trusses of a compound truss. The compound truss will be rigid and determinate if
For a strongest rectangular beam cut from a circular log, the ratio of the width and depth, is
At any point of a beam, the section modulus may be obtained by dividing the moment of inertia of the section by
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
The ratio of maximum and average shear stresses on a rectangular section, is
The strain energy due to volumetric strain
The locus of the moment of inertia about inclined axes to the principal axis, is
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