Strength of Materials

A. principal stress
B. tensile stress
C. compressive stress
D. shear stress
E. no stress

A. It does not exist
B. It is more sensitive to changes in both metallurgical and mechanical conditions
C. It gives, a more accurate picture of the ductility
D. It can be correlated with stress-strain values in other tests like torsion, impact, combined stress tests etc.
E. It can be used for compression tests as well.

A. same
B. half
C. one-third
D. two-third
E. one-fourth

A. load/original cross-sectional area and change in length/original length
B. load/instantaneous cross-sectional area original area and log
C. load/instantaneous cross-sectional area and change in length/original length
D. load/instantaneous area and instantaneous area/original area
E. none of the above

A. 50%
B. 25%
C. 0%
D. 15%
E. 60%.

A. toughness
B. tensile strength
C. capability of being cold worked
D. hardness
E. fatigue strength

A. change in volume to original volume
B. change in length to original length
C. change in cross-sectional area to original cross-sectional area
D. any one of the above
E. none of the above

A. ideal materials
B. uniform materials
C. isotropic materials
D. paractical materials
E. elastic materials

A. strain
B. lateral strain
C. linear strain
D. linear stress
E. unit strain

A. volumetric stress and volumetric strain
B. lateral stress and lateral strain
C. longitudinal stress and longitudinal strain
D. shear stress to shear strain
E. longitudinal stress and lateral strain