Question: Capillary tube method of viscosity measurement is based on the
[A].

Hagen-Poiseulle’s equation

[B].

Stoke’s law

[C].

Navier-stokes equation

[D].

none of these

Answer: Option A

Explanation:

No answer description available for this question.

Question: Air vessel of a reciprocating pump is initially filled with
[A].

atmospheric air

[B].

compressed air

[C].

water

[D].

none of these

Answer: Option B

Explanation:

No answer description available for this question.

Question: Mach number is important in a fluid flow problem, when the inertia and __________ forces predominate.
[A].

elastic

[B].

viscous

[C].

gravity

[D].

none of these

Answer: Option A

Explanation:

No answer description available for this question.

Question: A pressure head of 320 metres of water in meters of CCl4 (sp.gr = 1.6) will be
[A].

100

[B].

200

[C].

320

[D].

160

Answer: Option B

Explanation:

No answer description available for this question.

Question: Discharge in laminar flow through a pipe varies
[A].

as the square of the radius.

[B].

inversely as the pressure drop.

[C].

inversely as the viscosity.

[D].

as the square of the diameter.

Answer: Option A

Explanation:

No answer description available for this question.

Question: Cp/Cv is termed as
[A].

adiabatic constant

[B].

Mach number

[C].

Weber number

[D].

Prandtl number

Answer: Option A

Explanation:

No answer description available for this question.