It equal and opposite forces applied to a body tend to elongate it, the stress so produced is called______________________?

Related Mcqs:

1. The stress induced in a body due to suddenly applied load compared to when it is applied gradually is________________?

   A. same
   B. half
   C. two times
   D. four times
   E. none of the above

2. 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

3. The strain energy stored in a body due to suddenly applied load compared to when it is applied gradually is____________________?

   A. same
   B. twice
   C. four times
   D. eight times
   E. half

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 end
   B. half the weight of bar applied at lower end
   C. half of the square of weight of bar applied at lower end
   D. one-fourth of weight of bar applied at lower end
   E. none of the above

5. The value of shear stress which is induced in the shaft due to the applied couple varies____________________?

   A. from maximum at the center to zero at the circumference
   B. from zero at the center to maximum at the circumference
   C. from maximum at the center to mini-mum at the cricumference
   D. from minimum at the centro to maxi-mum at the circumference
   E. none of the above

6. The deformation of a bar under its own weight compared to the deformation of same body subjected to a direct load equal to weight of the body is_______________?

   A. same
   B. double
   C. half
   D. four times
   E. one-fourth

7. 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

8. 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

9. 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

10. If three forces acting in one plane upon a rigid body, keep it in equilibrium, then they must either___________________?

    A. meet in a point
    B. be all parallel
    C. at least two of them must meet
    D. all the above are correct
    E. none of the above