Test: Solid Mechanics Level - 1 - Civil Engineering (CE) MCQ

The deformation of a bar under its own weight is __________ the deformation, if the same body is subjected to a direct load equal to weight of the body.

The elongation of a conical bar under its own weight is ......that of prismatic bar of the same length.

Modular ratio of the two materials is the ratio of

A bolt is made to pass through a tube and both of them are tightly fitted with the holp of washers and nuts. If the nut is tightened, then

The Poisson's ratio for cast iron varies from

The Poisson's ratio for stainless steel varies from

When a body is subjected to three mutually perpendicular stresses, of equal intensity, the ratio of direct stress to the corresponding volumetric strain is known as

The relation between Young's modulus (E) and bulk modulus (K) is given by

The ratio of shear modulus to the modulus of elasticity for a Poisson's ratio of 0.4 will be

The relation between Young's modulus (E), shear modulus (C) and bulk modulus (K) is given by

When a body is subjected to a direct tensile stress (s_x) in one plane accompanied by a simple
shear stress (t_xy), the maximum shear stress is

The state of stress at a point in a loaded member is shown is fig. The magnitude of maximum shear stress is

The strain energy stored in a spring, when subjected to maximum load, without suffering permanent distortion, is known as

The bending equation is

The neutral axis of the cross-section a beam is that axis at which the bending stress is

When a rectangular beam is loaded transversely, the maximum compressive stress is developed on the

Two closely coiled helical springs 'A' and 'B' are equal in all respects but the diameter of wire of spring 'A' is double that of spring 'B' The stiffness of spring 'B' will be __________ that of spring 'A'

Two closely -coiled helical springs 'A' and 'B' are equal in all respects but the number of turns of spring 'A' is double that of spring 'B'. The stiffness of spring 'A' will be ....... that of spring 'B'.

A closely-coiled helical spring is cut into two halves. The stiffness of the resulting spring will be

A composite shaft consisting of two stepped portions having spring constants k₁ and k₂ is held between two rigid supports at the ends. Its equivalent spring constant is

A composite shaft consisting of two stepped portions having spring constants k₁ and k₂ is held between two rigid supports at the ends. Its equivalent spring constant is

The maximum deflection of a cantilever beam of length l with a uniformly distributed load of w per unit length is (where W = wl)