Related Questions

Every direct stress is always accompanied by a strain in its own direction and an opposite kind of strain in every direction, at right angles to it. Such a strain is known as
A Linear strain
B Lateral strain
C Volumetric strain
D Shear strain
A cylinderical rod subjected to a tensile strain within the elastic limit undergoes a volume change. If the volume strain is equal to half the tensile strain, then the Poisson's ratio of the rod is
A 0
B 0.33
C 0.44
D 0.25
Poisson's ratio of a material is the ratio of unit lateral strain to the unit axial elongation within its elastic limit. The value of Poisson's ratio for structural and pressure vessel steel may be taken as
A 0.01
B 0.3
C 0.75
D 0.95
The ratio of the lateral strain to the linear strain is called
A Modulus of elasticity
B Modulus of rigidity
C Bulk modulus
D Poisson's ratio
The ratio of lateral strain to axial strain of a homogeneous material, is known
A Yield ratio
B Hooke’s ratio
C Poisson’s ratio
D Plastic ratio
The ratio of lateral strain to the linear strain within elastic limit is known as
A Young's modulus
B Bulk modulus
C Modulus of rigidity
D Poisson's ratio
The strain energy stored in a body, when suddenly loaded, is __________ the strain energy stored when same load is applied gradually.
A Equal to
B One-half
C Twice
D Four times
A thin cylindrical shell of diameter (d), length ($$l$$) and thickness (t) is subjected to an internal pressure (p). The ratio of longitudinal strain to hoop strain is
A $$\frac{{{\text{m}} - 2}}{{2{\text{m}} - 1}}$$
B $$\frac{{2{\text{m}} - 1}}{{{\text{m}} - 2}}$$
C $$\frac{{{\text{m}} - 2}}{{2{\text{m}} + 1}}$$
D $$\frac{{2{\text{m}} + 1}}{{{\text{m}} - 2}}$$
The strain energy due to volumetric strain
A Is directly proportional to the volume
B Is directly proportional to the square of exerted pressure
C Is inversely proportional to Bulk modulus
D All the above
__________ strain gauge is the most sensitive sensing element for strain measurement.
A Photoelastic
B Semiconductor
C Wire resistance
D None of these

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