Q.1
In leaf springs, the maximum bending stress developed in the plates is (where W = Load acting on the spring, l = Span of the spring, n = Number of plates, b = Width of plates, and t = Thickness of plates)
Q.2
The lower layer of the beam as shown in the below figure, will be
Strength of Materials mcq question image
Q.3
The total strain energy stored in a body is termed as
Q.4
Mohr's circle is used to determine the stresses on an oblique section of a body subjected to
Q.5
A column of length (l) with both ends fixed may be considered as equivalent to a column of length __________ with both ends hinged.
Q.6
In a tensile test, near the elastic limit zone, the
Q.7
In case of an under-reinforced beam, the depth of actual neutral axis is __________ that of the critical neutral axis.
Q.8
When a thin cylindrical shell is subjected to an internal pressure, there will be
Q.9
A reinforced cement concrete beam is considered to be made of
Q.10
The tensile strength of ductile materials is _________ its compressive strength.
Q.11
The ultimate tensile stress of mild steel compared to ultimate compressive stress is
Q.12
For a beam, as shown in the below figure, the maximum deflection lies at
Strength of Materials mcq question image
Q.13
The pull required to crush the rivet per pitch length is
Q.14
The pull required to shear off a rivet, in double shear, per pitch length is
Q.15
The strength of the unriveted or solid plate per pitch length is
Q.16
The shear force in the center of a simply supported beam carrying a uniformly distributed load of ‘w’ per unit length, is
Q.17
The bending moment on a section is maximum where shear force is
Q.18
The maximum shear stress, in the given figure, is equal to __________ of the Mohr's circle.
Strength of Materials mcq question image
Q.19
The stress induced in a body, when suddenly loaded, is _________ the stress induced when the same load is applied gradually.
Q.20
The strain energy stored in a body, when suddenly loaded, is __________ the strain energy stored when same load is applied gradually.
Q.21
In the above question, the ratio of stiffness of spring 'B' to spring 'A' will be
Q.22
Two closely-coiled helical springs 'A' and 'B' of the same material, same number of turns and made from same wire are subjected to an axial load W. The mean diameter of spring 'A' is double the mean diameter of spring 'B'. The ratio of deflections in spring 'B' to spring 'A' will be
Q.23
For a beam, as shown in the below figure, the deflection at C is (where E = Young's modulus for the beam material, and I = Moment of inertia of the beam section.)
Q.24
The section modulus of a circular section about an axis through its C.G., is
Q.25
The section modulus of a rectangular section about an axis through its C.G., is
Q.26
The unit of Young's modulus is
Q.27
A shaft revolving at ω rad/s transmits torque (T) in Nm. The power developed is
Q.28
In order to avoid sliding of masonry dam, the force of friction between the dam and soil should be at least __________ the total water pressure per meter length.
Q.29
The slenderness ratio is the ratio of
Q.30
The ratio of bulk modulus to Young's modulus for a Poisson's ratio of 0.25 will be
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