HYDRAULICS & FLUID MECHANICS QUIZ

incompressible

inviscous and compressible

inviscous

inviscous and incompressible

the velocity of successive fluid par-ticles, at any point, is the same at suc-cessive periods of time

the magnitude and direction of the velocity do not change from point to point in the fluid

the direction and magnitude of the velocity at all points are identical

the fluid particles move in plane or parallel planes and the streamline pat-terns are identical in each plane

H5’4 where H is head.

H1/2

H3’2

H5/2

All of these

the boundary layer comes to rest

the cross-section of a channel is reduced

the pressure intensity reaches a minimum

NOT PREDICTABLE FROM THE GIVEN DATA

TRANSITION FLOW

LAMINAR FLOW

TURBULENT FLOW

could be any value

negative value

minimum

maximum

the fluid particles move in plane or parallel planes and the streamline pat-terns are identical in each plane

the direction and magnitude of the veiocity at all points are identical

the velocity of successive fluid par-ticles, at any point, is the same at suc-cessive periods of time

the magnitude and direction of the velocity do not change from point to point in the fluid

length and diameter are same in two systems

friction factor and length are same in two systems

length of pipe and discharge are same in two systems

head loss and discharge are same in two systems

the velocity of successive fluid par-ticles, at any point, is the same at suc-cessive periods of time

the direction and magnitude of the velocity at all points are identical

velocity, depth, pressure, etc. change from point to point in the fluid flow

the fluid particles move in plane or parallel planes and the streamline pat-terns are identical in each plane

ZERO

NEGLIGIBLE

SAME AS BUOYANT FORCE

None of these