CHEMICAL ENGINEERING | Chemical Process

Catalytic oxidation of naphthalene produces

Byadmin August 10, 2022

Question: Catalytic oxidation of naphthalene produces
[A].

styrene

[B].

phenol

[C].

phthalic anhydride

[D].

none of these

Answer: Option C

Explanation:

No answer description available for this question.

Chemical Process

Setting of plaster of Paris is accompanied with___________________?

Setting of plaster of Paris is accompanied with___________________?

A. Hydration
B. Dehydration
C. Hydrolysis
D. Loss of CO2

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CHEMICAL ENGINEERING | Heat Transfer

Fouling factor

Question: Fouling factor
[A].

is a dimensionless quantity.
[B].
does not provide a safety factor for design.
[C].
accounts for additional resistances to heat flow.
[D].
none of these.

Answer: Option C

Explanation:

No answer description available for this question.

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CHEMICAL ENGINEERING | Mass Transfer

With increase in temperature, the rate of leaching increases, because the

Question: With increase in temperature, the rate of leaching increases, because the
[A].

diffusivity of solute increases.
[B].
viscosity of solvent decreases.
[C].
thermal conductivity of solute increases.
[D].
none of these.

Answer: Option A

Explanation:

No answer description available for this question.

Read More With increase in temperature, the rate of leaching increases, because the
Chemical Process

The function of gypsum addition during cement making is to_________________?

The function of gypsum addition during cement making is to_________________?

A. Increase the density of cement
B. Decrease the cement setting rate
C. Both A. and B.
D. Neither A. nor B.

Read More The function of gypsum addition during cement making is to_________________?
CHEMICAL ENGINEERING | Chemical Engineering Basics

Evaporative cooling process employs a combination of cooling and humidification in which the

Question: Evaporative cooling process employs a combination of cooling and humidification in which the
[A].

sensible heat is added.
[B].
sensible heat is removed and the latent heat is added.
[C].
latent heat is removed.
[D].
sensible heat is added and latent heat is removed.

Answer: Option B

Explanation:

No answer description available for this question.

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CHEMICAL ENGINEERING | Heat Transfer

Black liquor generated during paper manufacture is concentrated in a

Question: Black liquor generated during paper manufacture is concentrated in a
[A].

single effect evaporator.
[B].
single effect evaporator followed by a crystalliser.
[C].
multiple effect evaporator.
[D].
multiple effect evaporators followed by a crystalliser.

Answer: Option C

Explanation:

No answer description available for this question.

Read More Black liquor generated during paper manufacture is concentrated in a

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