Flow of water in a pipe about 3 metres in diameter can be measured by__________________?

Question: For pipe flows, head is proportional to __________ at constant capacity(where, D = pipe diameter).
[A].

1/D

[B].

1/D2

[C].

1/D5

[D].

D2

Answer: Option C

Explanation:

No answer description available for this question.

Question: Location of vena-contracta in an orificemeter does not depend upon the
[A].

type of orifice.

[B].

density, viscosity & compressibility of the fluid.

[C].

ratio of pipe diameter to orifice diameter.

[D].

pipe roughness.

Answer: Option A

Explanation:

No answer description available for this question.

Question: A hydraulic ram acts as a/an __________ pump.
[A].

centrifugal

[B].

reciprocating

[C].

impulse

[D].

parallel cylinder

Answer: Option C

Explanation:

No answer description available for this question.

Question: A 2″ gate valve fitted in a pipe is replaced by a similar globe valve. Pressure drop in gate valve was Δp. For the same discharge, the pressure drop across globe valve is
[A].

Δp

[B].

< Δp

[C].

> Δp

[D].

Δp2

Answer: Option C

Explanation:

No answer description available for this question.