The stress developed in a material at breaking point in extension is called__________?

Related Mcqs:

1. The stress developed in a material at breaking point in extension is called_________________?

   A. breaking stress
   B. fracture stress
   C. yield point stress
   D. ultimate tensile stress
   E. proof stress

2. In a tensile test on mild steel specimen, the breaking stress as compared to ultimate tensile stress is_________________?

   A. more
   B. less
   C. same
   D. more/less depending on composition
   E. may have any value

3. In the tensile test, the phenomenon of slow extension of the material, i. e. stress increasing with the time at a constant load is called_____________?

   A. creeping
   B. yielding
   C. breaking
   D. plasticity
   E. none of the above

4. The stress at which extension of the material takes place more quickly as compared to the increase in load is called______________?

   A. elastic point of the material
   B. plastic point of the material
   C. breaking point of the material
   D. yielding point of the material
   E. ultimate point of the material

5. The force acting along the circumference will cause stress in the walls in a direction normal to the longitudinal axis of cylinder; this stress is called___________________?

   A. longitudinal stress
   B. hoop stress
   C. yeiled stress
   D. ultimate stress
   E. none of the above

6. The ultimate tensile stress of mild steel compared to ultimate compressive stress is__________________?

   A. same
   B. more
   C. less
   D. more or less depending on other factors
   E. unpredictable

7. Rupture stress is________________?

   A. breaking stress
   B. maximum load/original cross-sectional area
   C. load at breaking point/A
   D. load at breaking point/neck area
   E. maximum stress

8. Shear stress induced in a shaft subjected to tension will be__________________?

   A. maximum at periphery and zero at center
   B. maximum at center
   C. uniform throughout
   D. average value in center
   E. none of the above

9. The ratio of direct stress to volumetric strain in case of a body subjected to three mutually perpendicular stresses of equal intensity, is equal to___________________?

   A. Young’s modulus
   B. bulk modulus
   C. modulus of rigidity
   D. modulus of elasticity
   E. Poisson’s ratio

10. The elastic stress strain behaviour of rubber is_____________________?

    A. linear
    B. non-linear
    C. plastic
    D. no fixed relationship
    E. unpredictable behaviour