Related Questions

For turbulent flow of an incompressible fluid through a pipe, the flow rate Q is proportional to (Δ P)n, where ΔP is the pressure drop. The value of exponent 'n' is
A 1
B 0
C > 1
__________ flow means the flow of incompressible fluid with no shear.
A Potential
B Streamline
C Creep
D Boundary layer
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
For one dimensional flow of an incompressible fluid in unsteady state in x-direction, the continuity equation is given by
A $$\frac{{\partial {\text{u}}}}{{\partial {\text{x}}}} = 0$$
B $$\frac{{\partial \left( {\rho {\text{u}}} \right)}}{{\partial {\text{x}}}} = 0$$
C $$\frac{{\partial {\text{u}}}}{{\partial {\text{x}}}} = - \frac{{\partial \rho }}{{\partial {\text{t}}}}$$
D $$\frac{{\partial \rho }}{{\partial {\text{t}}}} = 0$$
Mach number is defined as the ratio of the local flow velocity to the sonic velocity in the fluid. For what value of Mach number, the gases are considered incompressible?
A [

A.

B. > 3

B 50
C 1
In which type of fluid flow, the velocity of flow of fluid changes from point to point in the fluid at any instant?
A Rotational
B Unsteady
C Turbulent
D Non-uniform
In an incompressible fluid, the density is
A Greatly affected by moderate changes in pressure
B Greatly affected only by moderate changes in temperature
C Not affected with moderate change in temperature & pressure
D Sensible to changes in both temperature & pressure
For an incompressible fluid, the bulk modulus of elasticity is
A 5 kg/m3
B $$\infty $$ N/m2
C 1 N
D 0 N/m
With the increase in depth, the hydrostatic pressure in an unaccelerated incompressible fluid (in a constant gravitational field)
A Decreases
B Increases linearly
C Increases exponentially
D Remains constant
The total energy of each particle at various places in the case of perfect incompressible fluid flowing in continuous stream
A Keeps on increasing
B Keeps on decreasing
C Remain constant
D May increase/decrease

Next steps