CHEMICAL ENGINEERING | Fluid Mechanics

In the low Reynolds number region, the drag force on a sphere is proportional to

Byadmin August 13, 2022

Question: In the low Reynolds number region, the drag force on a sphere is proportional to
[A].

[B].

[C].

[D].

V0.5

Answer: Option A

Explanation:

No answer description available for this question.

CHEMICAL ENGINEERING | Chemical Engineering Thermodynamics

Free energy

Question: Free energy
[A].

decreases in all spontaneous (or irreversible) processes.
[B].
change during a spontaneous process has a negative value.
[C].
remains unchanged in reversible processes carried at constant temperature and pressure.
[D].
all (a), (b) and (c).

Answer: Option D

Explanation:

No answer description available for this question.

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CHEMICAL ENGINEERING | Environmental Engineering

Operating principle of cyclone separator is based on the action of __________ dust particles.

Question: Operating principle of cyclone separator is based on the action of __________ dust particles.
[A].

diffusion of
[B].
centrifugal force on
[C].
gravitational force on
[D].
electrostatic force on

Answer: Option B

Explanation:

No answer description available for this question.

Read More Operating principle of cyclone separator is based on the action of __________ dust particles.
CHEMICAL ENGINEERING | Chemical Engineering Basics

Knocking tendency in a petrol engine decreases with increasing

Question: Knocking tendency in a petrol engine decreases with increasing
[A].

supercharging
[B].
compression ratio
[C].
wall temperature
[D].
engine speed

Answer: Option D

Explanation:

No answer description available for this question.

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CHEMICAL ENGINEERING | Heat Transfer

Kirchoff s law applies to __________ radiation.

Question: Kirchoff s law applies to __________ radiation.
[A].

total
[B].
monochromatic
[C].
both (a) & (b)
[D].
neither (a) nor (b)

Answer: Option C

Explanation:

No answer description available for this question.

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CHEMICAL ENGINEERING | Chemical Process

Dehydrogenation of ethyl benzene produces

Question: Dehydrogenation of ethyl benzene produces
[A].

styrene
[B].
naphthalene
[C].
phenol
[D].
benzoic acid

Answer: Option A

Explanation:

No answer description available for this question.

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CHEMICAL ENGINEERING | Chemical Engineering Basics

Materials having resistivity ranging from 1 to 100 ohm. cm is termed as

Question: Materials having resistivity ranging from 1 to 100 ohm. cm is termed as
[A].

conductor
[B].
insulator
[C].
semi-conductor
[D].
none of these

Answer: Option C

Explanation:

No answer description available for this question.

Read More Materials having resistivity ranging from 1 to 100 ohm. cm is termed as

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