The ratio of average velocity to maximum velocity for steady laminar flow in circular pipes is_______________?

Question: In case of isentropic flow, the speed of sound in an ideal gas is proportional to (where M = molecular weight of the gas)
[A].

1/M

[B].

M

[C].

1/M

[D].

M

Answer: Option A

Explanation:

No answer description available for this question.

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: Laminar flow is characterised by the nonexistence of
[A].

pressure fluctuation.

[B].

eddies.

[C].

deviating velocities.

[D].

all (a), (b)&(c).

Answer: Option D

Explanation:

No answer description available for this question.

Question: Bernoull’s equation does not apply to the functioning of a/an
[A].

venturimeter

[B].

orificem

[C].

pitot tube

[D].

none of these

Answer: Option D

Explanation:

No answer description available for this question.

Question: A weir is used to measure the large water discharge rate from a river or from an open channel. A weir is not of __________ shape.
[A].

circular

[B].

rectangular

[C].

triangular

[D].

trapezoidal

Answer: Option A

Explanation:

No answer description available for this question.