The momentum correction factor for the velocity distribution of laminar flow is____________________?

Related Mcqs:

1. The kinetic energy correction factor for velocity distribution of laminar flow is_________________?

   A. 0.5 B. 1.66 C. 1 D. 2...

2. Momentum correction factor used in fluid flow problems accounts for the__________________?

   A. Change in direction of flow B. Change in total energy C. Change in pressure D. Non uniform direction of velocities at inlet & outlet sections...

3. The velocity profile exhibited by laminar flow of Newtonian fluids is such that the velocity distribution w.r.t. radius of the circular pipe is a/an ______________ with the apex at the centre line of the pipe?

   A. Hyperbola B. Parabola C. Semi-circle D. Semi-ellipse...

4. Applying a pressure drop across a capillary results in a volumetric flow rate ‘Q’ under laminar flow conditions. The flow rate for the same pressure drop, in a capillary of the same length but half the radius is____________________?

   A. Q/2 B. Q/4 C. Q/8 D. Q/16...

5. Fanning friction factor for laminar flow of fluid in a circular pipe is____________________?

   A. Not a function of the roughness of pipe wall B. Inversely proportional to Reynolds number C. Both A. & B. D. Neither A. nor B....

6. Momentum transfer in laminar flow of fluids results due to the_________________?

   A. Viscosity B. Density C. Velocity gradient D. None of these...

7. The ratio of average fluid velocity to the maximum velocity in case of laminar flow of a Newtonian fluid in a circular pipe is_____________________?

   A. 0.5 B. 1 C. 2 D. 0.66...

8. For laminar flow of Newtonian fluid in a circular pipe, the velocity distribution is a function of the distance ‘d’ measured from the centre line of the pipe, and it follows a ______________ relationship?

   A. Logarithmic B. Parabolic C. Hyperbolic D. Linear...

9. For laminar flow of a shear thinning liquid in a pipe, if the volumetric flow rate is doubled, the pressure gradient will increase by a factor of_________________?

   A. 2 B. 2 D. 1/2...

10. Cd, Cc and Cv are related (for flow through an orifice) as (where, Cd = discharge co-efficient, Cc = co-efficient of contraction = (area of jet at vena-contracta/area of opening), Cv = co-efficient of velocity = (actual velocity at vena-contracta/theoretical velocity)?

    A. Cd = Cc/Cv B. Cd = Cc.Cv C. Cd = Cv/ Cc D. None of these...