Related Questions

For laminar flow of Newtonion 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
The velocity profile exhibited by laminar flow of Newtonion 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
For turbulent flow of newtonion fluid in a circular cross-section pipe, the ratio of maximum to average fluid velocity is
A 0.5
B 1
C 0.66
Laminar flow of a Newtonion fluid ceases to exist, when the Reynolds number exceeds
A 4000
B 2100
C 1500
D 3000
What is the ratio of total kinetic energy of fluid passing per second to the value obtained on the basis of average velocity (for laminar flow through a circular pipe)?
A 0.5
B 1
C 1.5
D 2
A Newtonion liquid (ρ = density, μ = viscosity) is flowing with velocity v in a tube of diameter 'D'. Let Δp be the pressure drop across the length 'L'. For a laminar flow, Δp is proportional to
A L ρv²/D
B L μ;V/D²
C D ρv²/L
D Μ V/L
The fluid velocity varies as the square of the cylindrical pipe diameter, in case of steady state laminar flow at constant pressure drop, for __________ fluid.
A Newtonion
B Dilatant
C Pseudo-plastic
D Non-Newtonion
The fluid velocity varies as the square root of the cylindrical pipe diameter in case of steady state laminar flow at constant pressure drop fo __________ fluid.
A Dilatant
B Pseudo-plastic
C Bingham plastic
D Newtonion
The fluid velocity varies as the cube of the cylinderical pipe diameter in case of steady state laminar flow at constant pressure drop for __________ fluid.
A Newtonion
B Pseudoplastic
C Dilatent
D Bingham plastic
The ratio of average velocity to maximum velocity for steady laminar flow in circular pipes is
A $$\frac{1}{2}$$
B $$\frac{2}{3}$$
C $$\frac{3}{2}$$
D $$2$$

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