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    Mechanical Engineering : Strength of Materials Question & Answer in English

The combined effect of  external forces acting on a body is called -
A.  Stress
B.  Strain
C.  Load
D.  None of these

The internal resistance which the body offers to meet with the load or external force is called -
A.  Stress
B.  Load
C.  Strain
D.  Pressure

Modulus of elasticity is designed as the ratio of
A.  Shear stress to Shear strain
B.  Linear stress to Linear strain
C.  Linear strain to Lateral strain
D.  Lateral strain to Lateral stress

The ratio of lateral strain to linear strain is known as
A.  Modulus of elasticity
B.  Modulus of Rigidity
C.  Poission’s ratio
D.  Elastic limit

Poission’s Ratio for aluminium is
A.  0.13
B.  0.23
C.  0.33
D.  0.43