__________ are used as corrosion inhibitor for iron & steel in aqueous solutions.

Question: Centrifugal pumps as compared to reciprocating pumps
[A].

run at a lower speed for the same discharge.

[B].

do not need priming.

[C].

deliver fluid with pulsating/fluctuating discharge.

[D].

can be run with discharge line valve closed for a short interval.

Answer: Option D

Explanation:

No answer description available for this question.

Question: Isotropic turbulence occurs
[A].

where there is no velocity gradient.

[B].

at higher temperatures.

[C].

only in Newtonion fluids.

[D].

none of these.

Answer: Option A

Explanation:

No answer description available for this question.