Related Questions

The velocity profile for turbulent flow through a closed conduit is
A Logarithmic
B Parabolic
C Hyperbolic
D Linear
A body of mass ‘m’ moving with a constant velocity ‘v’ strikes another body of same mass moving with same velocity but in opposite direction. The common velocity of both the bodies after collision is
A v
B 2v
C 4v
D 8v
For laminar flow through a closed conduit
A Vmax = 2Vav
B Vmax = Vav
C Vmax = 1.5Vav
D Vmax = 0.5Vav
Where does the maximum stress occur in case of laminar flow of incompressible fluid in a closed conduit of diameter 'd'?
A At the centre
B At $$\frac{{\text{d}}}{4}$$ from the wall
C At the wall
D At $$\frac{{\text{d}}}{8}$$ from the wall
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
If the thermal conductivity of a wall material is independent of temperature, the steady state temperature distribution in the very large thin plane wall having steady, uniform surface tempeature follows __________ law.
A Parabolic
B Hyperbolic
C Linear
D Logarithmic
If the thermal conductivity of a wall material is independent of temperature, the steady state temperature distribution in the very large thin plane wall having steady, uniform surface temperature follows __________ law.
A Hyperbolic
B Parabolic
C Linear
D Logarithmic
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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