CHEMICAL ENGINEERING Archives - Page 356 of 371 -

Pick out the wrong statement.

Question: Pick out the wrong statement.
[A].

Exit age description function (E) and internal age distribution function (I) are related as, .

[B].

Chmisorption studies are useful in the determination of catalyst surface area and pore size distribution.

[C].

A higher temperature favours the reaction of higher activation energy.

[D].

A catalyst increases the potential energy barrier over which the reactants must pass to form products.

Answer: Option D

Explanation:

No answer description available for this question.

Pick out the wrong statement. Read More »

With increase in temperature, the mutual solubility of two liquids

CHEMICAL ENGINEERING, Mass Transfer / admin

Question: With increase in temperature, the mutual solubility of two liquids
[A].

increases

[B].

decreases

[C].

remains unchanged

[D].

decreases exponentially

Answer: Option A

Explanation:

No answer description available for this question.

With increase in temperature, the mutual solubility of two liquids Read More »

CHEMICAL ENGINEERING, Mass Transfer

Otto cycle used in spark ignition petrol engines is also known as the constant __________ cycle.

CHEMICAL ENGINEERING, Chemical Engineering Basics / admin

Question: Otto cycle used in spark ignition petrol engines is also known as the constant __________ cycle.
[A].

volume

[B].

pressure

[C].

heat

[D].

none of these

Answer: Option A

Explanation:

No answer description available for this question.

Otto cycle used in spark ignition petrol engines is also known as the constant __________ cycle. Read More »

CHEMICAL ENGINEERING, Chemical Engineering Basics

Non-catalytic fluid-solid reactions are represented by __________ model.

CHEMICAL ENGINEERING, Chemical Reaction Engineering / admin

Question: Non-catalytic fluid-solid reactions are represented by __________ model.
[A].

continuous reaction

[B].

unreacted core

[C].

both (a) and (b)

[D].

neither (a) and (b)

Answer: Option C

Explanation:

No answer description available for this question.

Non-catalytic fluid-solid reactions are represented by __________ model. Read More »

CHEMICAL ENGINEERING, Chemical Reaction Engineering

Separation of a mixture of two gases by absorption in the liquid solvent depends upon the difference in their

CHEMICAL ENGINEERING, Mass Transfer / admin

Question: Separation of a mixture of two gases by absorption in the liquid solvent depends upon the difference in their
[A].

viscosity

[B].

density

[C].

solubility

[D].

relative volatility

Answer: Option C

Explanation:

No answer description available for this question.

Separation of a mixture of two gases by absorption in the liquid solvent depends upon the difference in their Read More »

CHEMICAL ENGINEERING, Mass Transfer

__________ polymer is used for making unbreakable crockery.

CHEMICAL ENGINEERING, Polymer Technology / admin

Question: __________ polymer is used for making unbreakable crockery.
[A].

Thermoplastic

[B].

Melamine

[C].

Addition

[D].

none of these

Answer: Option B

Explanation:

No answer description available for this question.

__________ polymer is used for making unbreakable crockery. Read More »

CHEMICAL ENGINEERING, Polymer Technology

Lewis number, which is important in problems involving simultaneous heat and mass transfer, is the ratio of

CHEMICAL ENGINEERING, Mass Transfer / admin

Question: Lewis number, which is important in problems involving simultaneous heat and mass transfer, is the ratio of
[A].

mass diffusivity to momentum diffusivity.

[B].

thermal diffusivity to mass diffusivity.

[C].

momentum diffusivity to thermal diffusivity.

[D].

none of these.

Answer: Option B

Explanation:

No answer description available for this question.

Lewis number, which is important in problems involving simultaneous heat and mass transfer, is the ratio of Read More »

CHEMICAL ENGINEERING, Mass Transfer

Mass transfer co-efficient varies as DAB0.5, according to the __________ theory.

CHEMICAL ENGINEERING, Mass Transfer / admin

Question: Mass transfer co-efficient varies as DAB0.5, according to the __________ theory.
[A].

film

[B].

surface renewal

[C].

penetration

[D].

none of these

Answer: Option B

Explanation:

No answer description available for this question.

Mass transfer co-efficient varies as DAB0.5, according to the __________ theory. Read More »

CHEMICAL ENGINEERING, Mass Transfer

The single parameter model proposed for describing non-ideal flow is the __________ model.

CHEMICAL ENGINEERING, Chemical Reaction Engineering / admin

Question: The single parameter model proposed for describing non-ideal flow is the __________ model.
[A].

tank in series

[B].

dispersion

[C].

both (a) & (b)

[D].

neither (a) nor (b).

Answer: Option C

Explanation:

No answer description available for this question.

The single parameter model proposed for describing non-ideal flow is the __________ model. Read More »

CHEMICAL ENGINEERING, Chemical Reaction Engineering

With increase in temperature, the equilibrium __________ rises in case of endothermic reaction.

CHEMICAL ENGINEERING, Chemical Reaction Engineering / admin

Question: With increase in temperature, the equilibrium __________ rises in case of endothermic reaction.
[A].

constant

[B].

conversion

[C].

both (a) & (b)

[D].

neither (a) nor (b)

Answer: Option B

Explanation:

No answer description available for this question.

With increase in temperature, the equilibrium __________ rises in case of endothermic reaction. Read More »

CHEMICAL ENGINEERING, Chemical Reaction Engineering