If no resistance is encountered by displacement, such a substance is known as ___________________?

Related Mcqs:

1. Ratio of inertia force to surface Jension is known as ___________________?

   A. Mach number B. Froude number C. Reynold’s number D. Weber’s number E. none of the above...

2. Fluid is a substance that___________________?

   A. cannot be subjected to shear forces B. always expands until it fills any container C. has the same shear stress.at a point regardless of its motion D. cannot remain at rest under action of any shear force E. flows...

3. Which of the following substance will have same percentage in both proximate and ultimate analysis___________________?

   A. ash B. volatile matter C. moisture D. hydrogen E. none of the above...

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. Corrosion resistance of steel is increased by addition of________________?

   A. chromium and nickel B. sulphur, phosphorus, lead C. vanadium, aluminium D. tungsten, molybdenum, vanadium, chromium E. zinc...

6. Corrosion resistance of steel is increased by adding__________________?

   A. chromium and nickel B. nickel and molybdenum C. aluminium and zinc D. tungsten and sulfur E. none of the above...

7. In a static fluid ___________________?

   A. resistance to shear stress is small B. fluid pressure is zero C. linear deformation is small D. only normal stresses can exist E. viscosity is nil...

8. If the surface of liquid is convex, men ___________________?

   A. cohesion pressure is negligible B. cohesion pressure is decreased C. cohesion pressure is increased D. there is no cohesion pressure E. none of the above...

9. Uniform flow occurs when ___________________?

   A. the flow is steady B. the flow is streamline C. size and shape of the cross section in a particular length remain constant D. size and cross section change uniformly along length E. flow occurs at constant fate...

10. The centre of gravity of the volume of the liquid displaced by an immersed body is called ___________________?

    A. centre of gravity B. centre of pressure C. metacentre D. centre of buoyancy E. centroid...