CHEMICAL ENGINEERING | Chemical Engineering Basics

Broaching tools are usually made of

Byadmin August 3, 2022

Question: Broaching tools are usually made of
[A].

cermets

[B].

high speed steel

[C].

tungsten carbide

[D].

stellite

Answer: Option B

Explanation:

No answer description available for this question.

CHEMICAL ENGINEERING | Chemical Engineering Basics

Absorptivity of a grey body varies with the

Question: Absorptivity of a grey body varies with the
[A].

wavelength of the incident ray.
[B].
temperature
[C].
both’a’ & ‘b’
[D].
neither ‘a’ nor ‘b’

Answer: Option D

Explanation:

No answer description available for this question.

Read More Absorptivity of a grey body varies with the
CHEMICAL ENGINEERING | Chemical Engineering Basics

A furnace is made of a refractory brick wall of thickness 0.5 metre and thermal conductivity 0.7 W/m.°K For the same temperature drop and heat loss, this refractory wall can be replaced by a layer of diatomaceous earth of thermal conductivity 0.14 W/m.K and thickness __________ metre.

Question: A furnace is made of a refractory brick wall of thickness 0.5 metre and thermal conductivity 0.7 W/m.°K For the same temperature drop and heat loss, this refractory wall can be replaced by a layer of diatomaceous earth of thermal conductivity 0.14 W/m.K and thickness __________ metre.
[A].

0.01
[B].
0.1
[C].
0.25
[D].
0.5

Answer: Option B

Explanation:

No answer description available for this question.

Read More A furnace is made of a refractory brick wall of thickness 0.5 metre and thermal conductivity 0.7 W/m.°K For the same temperature drop and heat loss, this refractory wall can be replaced by a layer of diatomaceous earth of thermal conductivity 0.14 W/m.K and thickness __________ metre.
CHEMICAL ENGINEERING | Mass Transfer

Dorr thickener is an equipment used for

Question: Dorr thickener is an equipment used for
[A].

classification
[B].
sedimentation
[C].
clarification
[D].
leaching

Answer: Option B

Explanation:

No answer description available for this question.

Read More Dorr thickener is an equipment used for
CHEMICAL ENGINEERING | Chemical Reaction Engineering

A first order reaction requires two equal sized CSTR. The conversion is

Question: A first order reaction requires two equal sized CSTR. The conversion is
[A].

less when they are connected in series.
[B].
more when they are connected in series.
[C].
more when they are connected in parallel.
[D].
same whether they are connected in series or in parallel.

Answer: Option B

Explanation:

No answer description available for this question.

Read More A first order reaction requires two equal sized CSTR. The conversion is
CHEMICAL ENGINEERING | Chemical Engineering Basics

A gas which is collected over water becomes moistened due to water vapor, exerts its own partial pressure at the gas temperature, which is termed as its

Question: A gas which is collected over water becomes moistened due to water vapor, exerts its own partial pressure at the gas temperature, which is termed as its
[A].

aqueous tension.
[B].
saturated humidity.
[C].
vapor pressure.
[D].
absolute humidity.

Answer: Option A

Explanation:

No answer description available for this question.

Read More A gas which is collected over water becomes moistened due to water vapor, exerts its own partial pressure at the gas temperature, which is termed as its
CHEMICAL ENGINEERING | Chemical Reaction Engineering

For series reaction, the relative yield

Question: For series reaction, the relative yield
[A].

is always greater for plug-flow reactor than for the single CSTR of the same volume.
[B].
statement in (a) is wrong.
[C].
decreases with increasing conversion.
[D].
both (a) and (c) hold good.

Answer: Option D

Explanation:

No answer description available for this question.

Read More For series reaction, the relative yield

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