can we say all tapered pipes as nozzle?

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Question Posted / prbalaji

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can we say all tapered pipes as nozzle?..

Answer / rajeev

based on the formula [dA/A=(m^2-1)*dv/v]
if machnumber and change in area known, what ever the sign
we get -ve or +ve we will deside
if dA=+VE and m>1 then dv=+ve hence nozzle
if dA=-VE and m>1 then dv=-ve hence diffuser

Is This Answer Correct ?

8 Yes

2 No

can we say all tapered pipes as nozzle?..

Answer / thangadurai

no based on direction we say diffuser also , and also based
on purpose thats use only pipe

Is This Answer Correct ?

4 Yes

1 No

can we say all tapered pipes as nozzle?..

Answer / gurmeet singh

No, Not all tapered pipes are nozzles.
It may be diffuser or simply a pipe depending upon the folw
conditions like mach number and pressure drop.

Is This Answer Correct ?

3 Yes

2 No

can we say all tapered pipes as nozzle?..

Answer / sunil vishwakarma

heat loss is also important consideration but
mach number is of prime importance

Is This Answer Correct ?

1 Yes

1 No

can we say all tapered pipes as nozzle?..

Answer / g.sailendra reddy

yes,tapper section of a pipe is a nozzle

Is This Answer Correct ?

0 Yes

0 No

can we say all tapered pipes as nozzle?..

Answer / karthick

no beacuse nozzle is highly insulated and no heat transfer
takes place inside and outside the nozzle

Is This Answer Correct ?

1 Yes

2 No

can we say all tapered pipes as nozzle?..

Answer / p.k

no, we can say reducing pipe to be nozzle if at the throat
the Mach no. is equal to 1 i.e(M=1)

Is This Answer Correct ?

1 Yes

3 No

can we say all tapered pipes as nozzle?..

Answer / s.bhattacharjee

Yes,if the diameter reduces uniformly from a larger Diam to
a smaller Diam.with laminar flow.

Is This Answer Correct ?

1 Yes

6 No

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