Stream lines and path lines always coincide in case of__________________?

Question: For liquid flow through a packed bed, the superficial velocity as compared to average velocity through the channel in the bed is
[A].

more

[B].

less

[C].

equal

[D].

independent of porosity

Answer: Option B

Explanation:

No answer description available for this question.

Question: For flow through a venturi at a particular discharge, the correct relationships among velocities at point X, Y and Z would be
[A].

V1 < V2 < V3

[B].

V2 > V1 and V2 > V3

[C].

V1 > V2 > V3

[D].

none of these.

Answer: Option B

Explanation:

No answer description available for this question.

Question: In fluid flow, cavitation is caused, if the
[A].

fluid velocity decreases to zero.

[B].

total energy decreases.

[C].

both (a) and (b).

[D].

flow pressure approaches its vapor pressure at the prevailing temperature.

Answer: Option D

Explanation:

No answer description available for this question.