Related Questions

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
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 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 $$\frac{{2{\text{m}} + 1}}{{{\text{m}} - 2}}$$
Strain is equal to (where $$l$$ = Original length and $$\delta l$$ = Change in length)
A $$\frac{l}{{\delta l}}$$
B $$\frac{{\delta l}}{l}$$
C $$l \times \delta l$$
D $$l + \delta l$$
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
In triangle PQR length of the side QR is less than twice the length of the side PQ by 2 cm. Length of the side PR exceeds the length of the side PQ by 10 cm. The perimeter is 40 cm. the length of the smallest side of the triangle PQR is:
A 6 cm
B 8 cm
C 9 cm
D 10 cm
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 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
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

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