Fluid Mechanics - Practice Test

(A) That corresponding to static bed

(B) That corresponding to completely fluidised bed

(C) The porosity of the bed when true fluidisation begins

(D) Less than that of the static bed

(C) The porosity of the bed when true fluidisation begins

(A) 0.5

(B) 1

(C) 0.66

(D) < 0.5

(B) 1

(A) 33.3

(B) 50

(C) 66.6

(D) 88.8

(C) 66.6

(A) The ratio of average velocity to the maximum velocity for turbulent flow of Newtonion fluid in circular pipes is 0.5

(B) The Newtonion fluid velocity in a circular pipe flow is maximum at the centre of the pipe

(C) Navier-Stokes equation is applicable to the analysis of viscous flows

(D) Hagen-Poiseuille equation is applicable to the laminar flow of Newtonion fluids

(A) The ratio of average velocity to the maximum velocity for turbulent flow of Newtonion fluid in circular pipes is 0.5

(A) Pipe length

(B) Ratio of pipe diameter to orifice diameter

(C) Type of orifice & the Reynolds number

(D) Pipe diameter

(A) Pipe length

Fluid Mechanics - Study Mode