CHEMICAL ENGINEERING | Polymer Technology

Branched chair polymers as compared to linear polymers have

Byadmin July 20, 2022

Question: Branched chair polymers as compared to linear polymers have
[A].

higher melting point.

[B].

higher tensile strength.

[C].

lower density.

[D].

none of these.

Answer: Option C

Explanation:

No answer description available for this question.

CHEMICAL ENGINEERING | Furnace Technology

In reverberatory furnace, charge is heated mainly by

Question: In reverberatory furnace, charge is heated mainly by
[A].

conduction.
[B].
natural convection.
[C].
radiation of heat from the roof of the combustion chamber.
[D].
none of these.

Answer: Option C

Explanation:

No answer description available for this question.

Read More In reverberatory furnace, charge is heated mainly by
CHEMICAL ENGINEERING | Materials and Construction

Zircalloy used as a fuel cladding material in a nuclear reactor (thermal) is an alloy of zirconium

Question: Zircalloy used as a fuel cladding material in a nuclear reactor (thermal) is an alloy of zirconium
[A].

tin, nickel, iron and chromium
[B].
and graphite
[C].
and copper
[D].
none of these

Answer: Option A

Explanation:

No answer description available for this question.

Read More Zircalloy used as a fuel cladding material in a nuclear reactor (thermal) is an alloy of zirconium
CHEMICAL ENGINEERING | Chemical Engineering Thermodynamics

With increase in temperature, the atomic heat capacities of all solid elements

Question: With increase in temperature, the atomic heat capacities of all solid elements
[A].

increases
[B].
decreases
[C].
remains unchanged
[D].
decreases linearly

Answer: Option A

Explanation:

No answer description available for this question.

Read More With increase in temperature, the atomic heat capacities of all solid elements
CHEMICAL ENGINEERING | Furnace Technology

Metallic recuperators are not used for waste heat recovery, if the hot flue gas temperature is above __________ °C, because corrosion prevails at higher temperatures.

Question: Metallic recuperators are not used for waste heat recovery, if the hot flue gas temperature is above __________ °C, because corrosion prevails at higher temperatures.
[A].

350
[B].
750
[C].
1050
[D].
1250

Answer: Option B

Explanation:

No answer description available for this question.

Read More Metallic recuperators are not used for waste heat recovery, if the hot flue gas temperature is above __________ °C, because corrosion prevails at higher temperatures.
CHEMICAL ENGINEERING | Chemical Reaction Engineering

A backmix reactor

Question: A backmix reactor
[A].

is same as plug-flow reactor.
[B].
is same as ideal stirred tank reactor.
[C].
employs mixing in axial direction only.
[D].
is most suitable for gas phase reaction.

Answer: Option B

Explanation:

No answer description available for this question.

Read More A backmix reactor
CHEMICAL ENGINEERING | Fluid Mechanics

A fluid is the one, which

Question: A fluid is the one, which
[A].

cannot remain at rest under the action of shear force.
[B].
continuously expands till it fills any container.
[C].
is incompressible.
[D].
permanently resists distortion.

Answer: Option A

Explanation:

No answer description available for this question.

Read More A fluid is the one, which

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