A. supersonics, as with projectiles and jet propulsion
B. full immersion or completely enclosed flow, as with pipes, aircraft wings, nozzles etc.
C. simultaneous motion through two fluids where there is a surface of dis-continuity, gravity force, and wave making effects, as with ship’s hulls
D. all of fhe above
E. none of the above
0
![]()
The total energy of each particle at various places in the case of perfect incompres sible fluid flowing in continuous sream________________?
0
![]()
Pitot tube is used for measurement of__________________?
D. keeps on increasing
B. keeps on decreasing
C. remains constant
D. may increase/decrease
E. unpredictable
0
![]()
Normal depth in open channel flow is the depth of flow corresponding to_______________?
A. pressure
B. flow
C. velocity
D. dsscharge
E. viscosity
0
![]()
For hypersonic flow, the Mach number is___________________?
A. steady flow
B. unsteady flow
C. laminar flow
D. uniform flow
E. critical flow
0
![]()
Two dimensional flow occurs when___________________?
A. unity
B. greater than unity
C. greater than 2
D. greater than 4
E. greater than 10
0
![]()
All the terms of energy in Bernoulli’s equation have dimension of_______________?
A. the direction and magnitude of the velocity at all points are identical
B. the velocity of successive fluid par-ticles, at any point, is the same at suc-cessive periods of time
C. the magnitude and direction of the velocity do not change from point to point in the fluid
D. the fluid particles move in plane or parallel planes and the streamline pat-terns are identical in each plane
E. velocity, depth, pressure, etc. change from point to point in the fluid flow
0
![]()
The fluid forces considered in the Navier Stokes equation are__________________?
A. energy
B. work
C. mass
D. length
E. time
0
![]()
For pipes, laminar flow occurs when Roynolds number is__________________?
A. gravity, pressure and viscous
B. gravity, pressure and turbulent
C. pressure, viscous and turbulent
D. gravity, viscous and turbulent
E. none of the above
0
![]()
At the centre line of a pipe flowing under pressure where the velocity gradient is zero, the shear stress will be_______________?
A. less than 2000
B. between 2000 and 4000
C. more than 4000
D. less than 4000
E. none of the above