The flow in which each liquid particle has a definite path and their paths do not cross each other is called____________________?

Related Mcqs:

1. 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

2. A liquid compressed in cylinder has a volume of 0.04 m3 at 50 kg/cm2 and a volume of 0.039 m3 at 150 kg/cm2. The bulk modulus of elasticity of liquid is _________________?

   A. 400 kg/cm2
   B. 4000 kg/cm2
   C. 40 x 105 kg/cm2
   D. 40 x 106 kg/cm2
   E. none of the above

3. For a body floating in a liquid the normal pressure exerted by the liquid acts at _________________?

   A. bottom surface of the body
   B. e.g. of the body
   C. metacentre
   D. all points on the surface of the body
   E. all of the above

4. The suitable cross-section of sewers to carry combined flow, is__________________?

   A. Circular
   B. Egg shaped
   C. Rectangular
   D. Horse shoe shaped

5. 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

6. The ratio of design discharge to the surface area of a sedimentation tank is called____________________?

   A. Surface loading
   B. Overflow rate
   C. Overflow velocity
   D. All of these

7. When the flow parameters at any given instant remain same at every point, then flow is said to be____________________?

   A. quasi static
   B. steady state
   C. laminar
   D. uniform
   E. static.

8. Normal depth in open channel flow is the depth of flow corresponding to_______________?

   A. steady flow
   B. unsteady flow
   C. laminar flow
   D. uniform flow
   E. critical flow

9. The total energy of each particle at various places in the case of perfect incompres sible fluid flowing in continuous sream________________?

   D. keeps on increasing
   B. keeps on decreasing
   C. remains constant
   D. may increase/decrease
   E. unpredictable

10. You are asked to design sewer pipes of diameters 0.4 m to 0.9 m at maximum flow, you will assume the sewer flow running at___________________?

    A. Full depth
    B. Half full
    C. Two third full
    D. Three fourth full