The flow in which the velocity vector is identical in magnitude and direction at every point, for any given instant, is known as________________?

Byadmin January 29, 2019August 16, 2021

The flow in which the velocity vector is identical in magnitude and direction at every point, for any given instant, is known as________________?

A. one dimensional flow
B. uniform flow
C. steady flow
D. turbulent flow
E. streamline flow

CHEMICAL ENGINEERING | Fluid Mechanics

Open channel liquid flow is most conveniently measured by a

Question: Open channel liquid flow is most conveniently measured by a
[A].

hot wire anemometer
[B].
notch
[C].
rotameter
[D].
segmental orifice

Answer: Option B

Explanation:

No answer description available for this question.

Read More Open channel liquid flow is most conveniently measured by a
CHEMICAL ENGINEERING | Fluid Mechanics

Bed pressure drop in an air fluidised bed of catalyst particles (ρp = 200 kg/m3, Dp = 0.05 cm) of 60 cm bed depth and bed porosity of 0.5 expressed in cm of water (manometer) is

Question: Bed pressure drop in an air fluidised bed of catalyst particles (ρp = 200 kg/m3, Dp = 0.05 cm) of 60 cm bed depth and bed porosity of 0.5 expressed in cm of water (manometer) is
[A].

90
[B].
60
[C].
45
[D].
30

Answer: Option B

Explanation:

No answer description available for this question.

Read More Bed pressure drop in an air fluidised bed of catalyst particles (ρp = 200 kg/m3, Dp = 0.05 cm) of 60 cm bed depth and bed porosity of 0.5 expressed in cm of water (manometer) is
CHEMICAL ENGINEERING | Fluid Mechanics

A 0.5 m high bed made up of a 1 mm dia glass sphere (density 2500 kg/m3 ) is to be fluidised by water (density 1000 kg/m3 ). If at the point of incipient fluidisation, the bed voidage is 40%, the pressure drop across the bed is

Question: A 0.5 m high bed made up of a 1 mm dia glass sphere (density 2500 kg/m3 ) is to be fluidised by water (density 1000 kg/m3 ). If at the point of incipient fluidisation, the bed voidage is 40%, the pressure drop across the bed is
[A].

4.4 KPa
[B].
2.94 KPa
[C].
3.7 KPa
[D].
none of these

Answer: Option A

Explanation:

No answer description available for this question.

Read More A 0.5 m high bed made up of a 1 mm dia glass sphere (density 2500 kg/m3 ) is to be fluidised by water (density 1000 kg/m3 ). If at the point of incipient fluidisation, the bed voidage is 40%, the pressure drop across the bed is
CHEMICAL ENGINEERING | Fluid Mechanics

I.D. of 1/4″ schedule 40 pipe is 0.364″. I.D. of a 1/2″ schedule 40 pipe would be __________ inch

Question: I.D. of 1/4″ schedule 40 pipe is 0.364″. I.D. of a 1/2″ schedule 40 pipe would be __________ inch
[A].

4.728
[B].
0.5
[C].
0.622
[D].
0.474

Answer: Option C

Explanation:

No answer description available for this question.

Read More I.D. of 1/4″ schedule 40 pipe is 0.364″. I.D. of a 1/2″ schedule 40 pipe would be __________ inch
CHEMICAL ENGINEERING | Fluid Mechanics

Fluidised beds are formed, when the

Question: Fluidised beds are formed, when the
[A].

fluid friction is zero
[B].
gravity force is less than the fluid friction.
[C].
pressure forces equal gravity forces.
[D].
sum of the fluid friction and pressure forces is equal and opposite to gravity forces.

Answer: Option B

Explanation:

No answer description available for this question.

Read More Fluidised beds are formed, when the
CHEMICAL ENGINEERING | Fluid Mechanics

In case of hydraulically smooth pipe, the resistance to flow depends only on the Reynolds number, whereas for a hydraulically rough pipe, the resistance to flow is governed by the relative roughness. Two pipes are said to have the same hydraulic roughness, when they have equal values of

Question: In case of hydraulically smooth pipe, the resistance to flow depends only on the Reynolds number, whereas for a hydraulically rough pipe, the resistance to flow is governed by the relative roughness. Two pipes are said to have the same hydraulic roughness, when they have equal values of
[A].

relative roughness.
[B].
absolute roughness.
[C].
friction co-efficient for flows at equal Reynold number.
[D].
all (a), (b) & (c).

Answer: Option C

Explanation:

No answer description available for this question.

Read More In case of hydraulically smooth pipe, the resistance to flow depends only on the Reynolds number, whereas for a hydraulically rough pipe, the resistance to flow is governed by the relative roughness. Two pipes are said to have the same hydraulic roughness, when they have equal values of

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