1041. Isotropic turbulence occurs :

A. Where there is no speed inclination *
B. At higher temperature
C. Only in newt onion fluids
D. None of these

1042. Bernoulli’s conditions for consistent rubbing less, persistent stream expresses that ________ at all areas is same :

A. Total pressure
B. Total Energy *
C. Velocity head
D. None of these

1043. The force exerted by the is referred to as drag.

A. Fluid on the solid in the opposite direction of flow
B. In the direction of flow, the fluid on the solid *
C. The solid on the fluid
D. None of these

1044. The ratio of _ to the product of the velocity, head, and density is the drag coefficient for flow passing through an immersed body:

A. Shear stress
B. Shear force
C. The average drag for each unit of projected area *
D. None of these

1045. When the particle’s Reynolds number is: Stoke’s law holds true.

A. < 1 *
B. > 1
C. < 5
D. None of these

1046. At low Reynolds number :

A. Viscous forces are unimportant
B. Viscous forces control
C. Control by viscous forces and negligible significance for inertial forces *
D. Gravity forces control

1047. At high Reynolds number :

A. Control by inertial forces and non-importance of viscous forces *
B. Viscous forces predominate
C. Inertial powers are irrelevant and thick powers control
D. None of these

1048. The superficial velocity of fluid flow through a packed bed is as follows:

A. A velocity that is lower than the typical speed through channels *
B. More than the normal speed through channels
C. Subject to the bed’s pressure differential
D. The same as the typical speed through channels

1049. The equation for the pressure drop in a packed bed for laminar flow is as follows:

A. Kozney-Karmann*
B. Blake- Plummer
C. Leva’s
D. Hagen- Poiseuille’s

1050. The equation for the pressure drop in a packed bed under turbulent flow is as follows:

A. Kozney -Karmann
B. Blake-Plummer *
C. Leva’s
D. Hagen- Poiseuille’s