The intensity of stress which causes unit strain is called_______________? A. unit stress B. bulk modulus C. modulus of rigidityD. modulus of elasticity E. principal stress

During a tensile test on a specimen of 1 cm cross-section, maximum load observed was 8 tonnes and area of cross-section at neck was 0.5 cm2. Ultimate tensile strength of specimen is___________________? A. 4 tonnes/cm2B. 8 tonnes/cm2 C. 16 tonnes/cm2…

Which of the following has no unit __________________? A. kinematic viscosity B. surface tension C. bulk modulusD. strain E. elasticity

In a tensile test on mild steel specimen, the breaking stress as compared to ultimate tensile stress is_________________? A. moreB. less C. same D. more/less depending on composition E. may have any value

Which of the following materials is most elastic_________________? A. rubber B. plastic C. brassD. steel E. glass

The value of Poisson’s ratio for steel is between_________________? A. 0.01 to 0.1 B. 0.23 to 0.27C. 0.25 to 0.33 D. 0.4 to 0.6 E. 3 to 4

The total elongation produced in a bar of uniform section hanging vertically downwards due to its own weight is equal to that produced by a weight________________? A. of same magnitude as that of bar and applied at the lower endB.…

The materials which exhibit the same elastic properties in all directions are called______________? A. homogeneous B. inelasticC. isotropic D. isentropic E. visco-elastic.

The property of a material which allows it to be drawn into a smaller section is called________________? A. plasticityB. ductility C. elasticity D. malleability E. drawabihty

For which material the Poisson’s ratio is more than unity_________________? A. steel B. copper C. aluminium D. cast ironE. none of the above