Applying a pressure drop across a capillary results in a volumetric flow rate ‘Q’ under laminar flow conditions. The flow rate for the same pressure drop, in a capillary of the same length but half the radius is

Byadmin August 13, 2022

Question: Applying a pressure drop across a capillary results in a volumetric flow rate ‘Q’ under laminar flow conditions. The flow rate for the same pressure drop, in a capillary of the same length but half the radius is
[A].

Q/2

[B].

Q/4

[C].

Q/8

[D].

Q/16

Answer: Option D

Explanation:

No answer description available for this question.

CHEMICAL ENGINEERING | Chemical Process

A mineral is termed as ‘ore’, if

Question: A mineral is termed as ‘ore’, if
[A].

a metal can be economically extracted from it.
[B].
it contains ≥ 40% metal.
[C].
the metal present in it is costly.
[D].
all (a), (b) and (c).

Answer: Option A

Explanation:

No answer description available for this question.

Read More A mineral is termed as ‘ore’, if
CHEMICAL ENGINEERING | Fluid Mechanics

With decrease in particle size to be fluidised by a particular fluid, the operating range of fluidisation velocity

Question: With decrease in particle size to be fluidised by a particular fluid, the operating range of fluidisation velocity
[A].

widens
[B].
squeezes
[C].
does not change
[D].
unpredictable from the data

Answer: Option C

Explanation:

No answer description available for this question.

Read More With decrease in particle size to be fluidised by a particular fluid, the operating range of fluidisation velocity
CHEMICAL ENGINEERING | Chemical Engineering Basics

__________ are normally subjected to sub-zero treatment.

Question: __________ are normally subjected to sub-zero treatment.
[A].

Highly stressed parts
[B].
Gauges or precision parts
[C].
Cold rolled sheets
[D].
Non machinable materials

Answer: Option B

Explanation:

No answer description available for this question.

Read More __________ are normally subjected to sub-zero treatment.
CHEMICAL ENGINEERING | Chemical Process

Yeast is used in the manufacture of

Question: Yeast is used in the manufacture of
[A].

pencillin
[B].
antibiotics
[C].
wine
[D].
pasteurised milk

Answer: Option C

Explanation:

No answer description available for this question.

Read More Yeast is used in the manufacture of
CHEMICAL ENGINEERING | Chemical Reaction Engineering

__________ catalytic reaction is involved in the thermal cracking of gas oil.

Question: __________ catalytic reaction is involved in the thermal cracking of gas oil.
[A].

Homogeneous
[B].
Homogeneous non
[C].
Heterogeneous
[D].
Heterogeneous non

Answer: Option A

Explanation:

No answer description available for this question.

Read More __________ catalytic reaction is involved in the thermal cracking of gas oil.
CHEMICAL ENGINEERING | Chemical Reaction Engineering

If helium is introduced in a reactor containing O2, SO2 and SO3 at equilibrium, so that total pressure increases while volume and temperature remains constant. In this case the dissociation of SO3 (as per Le Chatlier principle)

Question: If helium is introduced in a reactor containing O2, SO2 and SO3 at equilibrium, so that total pressure increases while volume and temperature remains constant. In this case the dissociation of SO3 (as per Le Chatlier principle)
[A].

decreases
[B].
increases
[C].
remains unaltered
[D].
changes unpredictably.

Answer: Option A

Explanation:

No answer description available for this question.

Read More If helium is introduced in a reactor containing O2, SO2 and SO3 at equilibrium, so that total pressure increases while volume and temperature remains constant. In this case the dissociation of SO3 (as per Le Chatlier principle)

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