The property of a fluid which enables it to resist tensile stress is known as___________________?

Related Mcqs:

1. The ability of a material to resist softening at high temperature is known as____________________?

   A. creep
   B. hot tempering
   C. hot hardness
   D. fatigue
   E. superhardening

2. The normal stress in a fluid will be constant in all directions at a point only if__________________________?

   A. it is incompressible
   B. it has uniform viscosity
   C. it has zero viscosity
   D. it is frictionless
   E. it is at rest

3. In the case of steady flow of a fluid, the acceleration of any fluid particle is________________?

   A. constant
   B. variable
   C. zero
   D. zero under limiting conditions
   E. never zero

4. The property of fluid by virtue of which it offers resistance to shear is called________________?

   A. surface tension
   B. adhesion
   C. cohesion
   D. viscosity
   E. all of the above

5. Property of a fluid by which its own molecules are attracted is called___________________?

   A. adhesion
   B. cohesion
   C. viscosity
   D. compressibility
   E. surface tension

6. The mathematical technique for finding the best use of limited resources in an optimum manner is known as___________________?

   A. operation research
   B. linear programming
   C. network analysis
   D. queuing theory
   E. break-even analysis

7. A reversible change in the atomic structure of steel with corresponding change in the properties is known as___________________?

   A. molecular change
   B. physical change
   C. allotropic change
   D. solidus change
   E. atomic change

8. The ratio of heat utilised to produce steam and the heat liberated in furnace is known as___________________?

   A. boiler effectiveness
   B. boiler evaporative capacity
   C. factor of evaporation
   D. equivalent evaporation
   E. boiler efficiency

9. Property of a fluid by which molecules of different kinds of fluids are attracted to each other is called________________?

   A. adhesion
   B. cohesion
   C. viscosity
   D. compressibility
   E. surface tension

10. The ultimate tensile strength and yield strength of most of the metals, when temperature falls from 0 to l00°C will _________________?

    A. increase
    B. decrease
    C. remain same
    D. first increase and then decrease
    E. show unpredictable behaviour