**In a forced vortex, the velocity of flow everywhere within the fluid is__________________?**

A. maximum

B. minimum

C. zero**D. non-zero finite**

E. unpredictable

A. maximum

B. minimum

C. zero**D. non-zero finite**

E. unpredictable

**A. friction loss and flow**

B. length and diameter

C. flow and length

D. friction factor and diameter

E. velocity and diameter

A. minimum

B. maximum

C. zero

D. negative value**E. could be any value**

**A. less than 2000**

B. between 2000 and 4000

C. more than 4000

D. less than 4000

E. none of the above

**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

A. energy

B. work

C. mass**D. length**

E. time

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

A. unity

B. greater than unity

C. greater than 2**D. greater than 4**

E. greater than 10

A. steady flow

B. unsteady flow

C. laminar flow**D. uniform flow**

E. critical flow

A. pressure

B. flow**C. velocity**

D. dsscharge

E. viscosity