Q.1
When a closely-coiled helical spring is subjected to an axial load, it is said to be under
Q.2
The unit of modulus of elasticity is same as those of
Q.3
The bending stress in a beam is _________ section modulus.
Q.4
When a cantilever beam is loaded at its free end, the maximum compressive stress shall develop at
Q.5
The distance between the center of a rivet hole to the nearest edge of plate, is called
Q.6
The property of a material by virtue of which it can be beaten or rolled into plates is called
Q.7
Which of the following is a proper sequence?
Q.8
If the rivets in adjacent rows are staggered and the outermost row has only one rivets, the arrangement of the rivets is called
Q.9
A riveted joint in which every rivet of a row is opposite to other rivet of the outer row, is known as
Q.10
When shear force at a point is zero, then bending moment is _________ at that point.
Q.11
The maximum shear stress is __________ the algebraic difference of maximum and minimum normal stresses.
Q.12
In a thick cylindrical shell subjected to an internal pressure (p), the tangential stress across the thickness of a cylinder is
Q.13
In a simply supported beam carrying a uniformly distributed load w per unit length, the point of contraflexure
Q.14
The shear modulus of most materials with respect to the modulus of elasticity is
Q.15
The strain energy stored in a body, when the load is gradually applied, is (where σ = Stress in the material of the body, V = Volume of the body, and E = Modulus of elasticity of the material)
Q.16
Within elastic limit, stress is
Q.17
When a body is subjected to a direct tensile stress (σx) in one plane accompanied by a simple shear stress (τxy), the maximum normal stress is
Q.18
When a body is subjected to a direct tensile stress (σx) in one plane accompanied by a simple shear stress (τxy), the minimum normal stress is
Q.19
The thermal or temperature stress is a function of
Q.20
When a body is subjected to biaxial stress i.e. direct stresses (σx) and (σy) in two mutually perpendicular planes accompanied by a simple shear stress (τxy), then maximum normal stress is
Q.21
When a body is subjected to biaxial stress i.e. direct stresses (σx) and (σy) in two mutually perpendicular planes accompanied by a simple shear stress (τxy), then minimum normal stress is
Q.22
The point of contraflexure is a point where
Q.23
The point of contra flexure is a point where
Q.24
A material obeys hook’s law up to
Q.25
Which of the following materials is most elastic?
Q.26
The deformation per unit length is called
Q.27
A non yielding support implies that the
Q.28
The bending moment diagram for a simply supported beam loaded in its center is
Q.29
The unit of stress in S.I. units is
Q.30
If the section modulus of a beam is increased, the bending stress in the beam will
0 h : 0 m : 1 s